National Union catalog  
/ The Library of Congress 
 - Washington:   The Library of Congress,   1961 
 - Library of congress catalogs  .
<br/><br/> Vol. 2 (D-H); 1077p.<br/>Vol. 3 (I-M); 1249p. <br/>Vol. 4 (N-Sharo) xvi, 1138p.<br/>Vol. 5 (Sint-Z); 1147p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science 
<br/><br/><label>Subjects--Index Terms: </label>Union catalog  
<br/><br/><label>Universal Decimal Class. No.: </label>R 017.11(73)"1961"