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MARC 21 format for classification data : including guidelines for content designation / prepared by Network Development and MARC Standards office, Library of Congress in coperation with Standards and Support National Library of Canada - Washington, D.C. : Ottawa : Library of Congress, Cataloging Distribution Service ; National Library of Canada, 2000 - p.

Ed. rev. de: USMARC format for classification data 1990 ed. c1990; and Canadian MARC Communication format: classification data. 1992

ISBN: 0844410004

Subjects--Topical Terms:
Clasificacion--Libros--Procesamiento de datos
Formato MARC

LC Class. No.: C Z696.A4 / M36