n 321 n n 321 Updated monthly b

前任刊期 n 用欄位 321 來著錄舊的刊期 n n 321 Updated monthly, $b 1998 -2000 範例： n n n 310 321 Updated monthly, $b 2001 Updated quarterly, $b 1998 -2000 Updated semiannually, $b 1995 -1997 2 - 21

正題名的改變 範例： n n n 24500 $a Resources for early music $h [electronic resource]. 24710 $a Early music resources on the Web $f <Jan. 5, 1999> 500 -$a Title from homepage (viewed Apr. 15, 2002). 2 - 23

描述依據附註項 (參見 12. 7 B 23) n 編目時，用刊物最近刊物即時顯示作為書目描述 依據： n n 500 Description based on: update no. 3, Sept. , 2001. 通常與正題名著錄來源合併成一附註項： n n 印刷式活頁出版品範例： n 500 Description based on: update no. 4; title from cover. 線上電子出版品範例： n 500 Title from HTML header (viewed Feb. 15, 2002). 2 - 25

2002 編目規則修訂前後的書目描述比較 ( 經常更新的活頁出版品) 修訂前： n n 245 00 $a Library of Congress rule interpretations. 250 -$a 2 nd ed. 260 0$a Washington, D. C. $b Cataloging Distribution Service, Library of Congress, $c 1989300 -$a 2 v. (loose-leaf) ; $c 30 cm. 修訂後： n n n 245 00 $a Library of Congress rule interpretations. 250 -$a 2 nd ed. 260 0$a Washington, D. C. $b Cataloging Distribution Service, Library of Congress, $c 1989300 -$a v. (loose-leaf) ; $c 30 cm. 310 -$a Updated quarterly. 2 - 38

2002 編目規則修訂前後的書目描述比較 ( 經常更新的網站) 修訂前： n n n 245 00 $a Program for Cooperative Cataloging ‡h [electronic resource]. 260 0$a Washington, D. C. $b Library of Congress, $c [199 -]500 -$a Title from title screen (viewed Oct 1, 2001). 修訂後： n n 245 00 $a Program for Cooperative Cataloging ‡h [electronic resource]. 260 0$a Washington, D. C. $b Library of Congress 362 1$a Began in late 1990’s. 500 -$a Title from homepage (viewed May 1, 2002). 2 - 39

書目描述根據首期或後來的刊期立即 顯示的比較 書目描述根據第一期刊物： n n 245 00 250 -260 -$c c 2000300 -- $a MARC 21 format for holdings data. $a 2000 ed. $a Washington, D. C. : $b Library of Congress, $a v. (loose-leaf) ; $c 30 cm. 書目描述根據後來發行的刊期： n n n 245 00 $a MARC 21 format for holdings data. 250 -$a 2000 ed. 260 -$a Washington, D. C. : $b Library of Congress 300 -$a v. (loose-leaf) ; $c 30 cm. 362 1$a Began in October 2000. 500 -$a Description based on: update no. 2, published October 2001. 2 - 40

MARC 定長欄位舊碼與新碼使用的比較 (經 常更新的資料庫) 245 00 Global invasive species database ‡h [electronic resource]. 新碼實施前定長欄位的使用: n n Leader/06 (Type of Record) Leader/07 (Bibliographic Level) 008 (Fixed length data elements) 008/06 (Type of Date) a - Language material m - Monograph Books m – Multiple dates 新碼實施後定長欄位的使用: : n n n n Leader/06 (Type of Record) Leader/07 (Bibliographic Level) 008 (Fixed length data elements 008/06 (Publication status) 008/18 (Frequency) 008/21 (Type of continuing resource) 008/34 (Entry convention) a - Language material i - Integrating resource Serials c – Currently published k – Continuously updated d - Updating database 2 – Integrated entry 2 - 41

有限期並經常更新的網站 一會議的網站：始於 2000 年，內容經常更新， 直到 2001 年二月二十日最後一次更新後，整 個刊物停刊 n n 245 00 $a 2001, a library odyssey $h [electronic resource] : $b annual conference, Wisconsin Association of Academic Librarians : April 18 - 20, La Crosse, Wisconsin. 260 -$a La Crosse, Wis. : $b University of Wisconsin— La Crosse, $c 2000 -2001. 500 -$a Title from homepage (viewed March 20, 2002). 856 40 $u http: //www. uwlax. edu/murphylibrary/waal 2001/ 2 - 42

正題名改變 (網站) 原有的書目記錄： n n 245 500 00 -- $a Swedish genealogical resources. $a Title from title bar (viewed Mar. 10, 2000) 更新後： n n n 245 00 247 10 2000> 500 -- $a Resources for Swedish genealogical research $a Swedish genealogical resources $f <Mar. 10, $a Title from title bar (viewed Sept. 14, 2001) 再更新後： n n 245 00 $a Genealogical resources for Sweden. 247 10 $a Swedish genealogical resources $f <Mar. 10, 2000> 247 10 $a Resources for Swedish genealogical research $f <Sept. 14, 2001> 500 -$a Title from title bar (viewed May 28, 2002) 2 - 43

正題名改變 (活頁出版品) 原有的書目記錄： n n 245 00 500 -2000. $a Health profession opportunities. $a Description based on: update 5, published 更新後： n n n 245 00 $a Healthcare profession opportunities 247 10 $a Health profession opportunities $f <update 5, published 2000> 500 -$a Description based on: update 8, published 2001. 再更新後： n n n 2 - 44 245 00 $a Opportunities in the healthcare profession. 247 10 $a Health profession opportunities $f <update 5, published 2000> 247 10 $a Healthcare profession opportunities $f <update 8, published 2001>

正題名和團體作者改變 (活頁出版品) 原有的書目記錄： n n n 110 245 500 210 -- $a ABC Association. $a Membership directory / $c ABC Association. $a Description based on: update 2, published 1998. 更新後： n n n 110 2# 245 10 247 10 1998> 500 -550 -1998> 710 2 - $a DEF Association. $a DEF membership directory / $c DEF Association. $a Membership directory $f <update 2, published $a Description based on: update 5, published 2000. $a Issued by ABC Association <update 2, published $a ABC Association. 2 - 45

團體作者再度改變 (活頁出版品) 書目記錄再更新後： n n n n 110 2$a GHI Association. 245 1$a Membership directory / $c GHI Association. 247 10 $a Membership directory $f <update 2, published 1998> 247 10 $a DEF membership directory $f <update 5, published 2000> 500 -$a Description based on: update 9, published 2002. 550 -$a Issued by ABC Association <update 2, published 1998>; DEF Association <update 5, published 2000> 710 2$a ABC Association. 710 2$a DEF Association. 2 - 46

集叢題名的改變 (活頁出版品) 原有的書目記錄： n n n 260 -440 – 0 500 -1991. $a Denver : $b Smith Pub. Co. $a Research in library acquisitions. $a Description based on: update 2, published in 更新後： n n n 260 -$a 490 1$a 500 -$a acquisitions. 500 -$a 2000. 830 – 0 $a 830 -0 $a Denver : $b Smith Pub. Co. Library acquisitions. Series title <1991 >: Research in library Description based on: update 9, published in Research in library acquisitions. Library acquisitions (Denver, Colo. ) 2 - 47

更新附刊的出版頻率改變 (活頁出版品) 原有的書目記錄： n n 260 -310 -- $a New York : $b Corona, $c 1997$a Updated quarterly 更新後： n n 260 -$a New York : $b Corona, $c 1997310 -$a Updated monthly, $b July, 2001321 -$a Updated quarterly, $b January, 1997 -June, 2001. 500 -$a Description based on: update 19, published in July, 2001. 2 - 48

更新附刊的出版頻率改變 (資料庫) 原有的書目記錄： n n n 245 00 $a Database of prescription drugs $h [electronic resource] 260 -$a San Francisco : $b Medical College 310 -$a Updated weekly 362 1$a Began in 1999. 500 -$a Title from title screen (viewed Feb. 5, 1999). 更新後： n n 2 - 49 n 245 00 $a Database of prescription drugs $h [electronic resource] 310 -$a Updated continuously, $b <2001321 -$a Updated weekly, $b 1999 -<2001> 362 1$a Began in 1999. 500 -$a Title from title screen (viewed May 28, 2001).

資料來源註明 n This presentation on integrating resources is based on a work developed by Steven Miller, Chair/course developer, University of Wisconsin-Milwaukee in collaboration with members of the PCC SCT Task Group on Integrating Resources Training 2 - 53