prepared by Network Development and MARC Standards Office, Library of Congress in cooperation with Standards and Support, Library and Archives Canada, Bibliographic Standards and Systems, British Library
prepared ... by Westat ... for the United States National Commission on Libraries and Information Science ; commissioned by the United States Government Printing Office, Superintendent of Documents
sponsored by Academic Status Committee, Association of College and Research Libraries at San Francisco, June 27 and 28, 1975 ; edited by Millicent D. Abell