Williamson, Nancy Joyce. <br/><br/>
The Library of Congress classification  a content analysis of the schedules in preparation for their conversion into machine-readable form 
Nancy J. Williamson ; with the assistance of Suliang Fang and Tracy Tennant. 
 - Washington, D.C.  Library of Congress, Cataloging Distribution Service  1995. 
 - p. cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0844408719 
<br/><br/><label>LCCN: </label>94049342  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classification, Library of Congress--Data processing.
<br/><br/><label>LC Class. No.: </label>Z 696 .U4  / W53 1995 
<br/><br/><label>Dewey Class. No.: </label>025.4/33/0285