National aspects of creating and using MARC/RECON records, 
prepared by the RECON Working Task Force, Henriette D. Avram, chairman [and others] Edited by John C. Rather and Henriette D. Avram. 
 - Washington,  Library of Congress; for sale by the Supt. of Docs., U.S. Govt. Print. Off  1973. 
 - v, 48 p.  27 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0844400944 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MARC formats--United States.
<br/><br/><label>Dewey Class. No.: </label>029.7