USMARC concise formatsde Library of Congress StaffMateriasMARC formatsEdiciones (1)USMARC concise formats (1998)Library of Congress, Cataloging Distribution Service · inglésMás obras de Library of Congress StaffMMARC 21 concise formatsMARC 21 concise formatsSScience and literatureScience and literatureAA bibliography of the Catholic ChurchA bibliography of the Catholic Church
MMarc 21 Specifications for Record Structure, Character Sets,Marc 21 Specifications for Record Structure, Character Sets, and Exchange Media
