Library of congress classification schedules   A cumulation of additions and changes 1974-75 

 - Detroit  Gale research        1976 
<br/><br/> Contenets Class Z Bibliography and Library science (55p.) 
<br/><br/><label>Standard No.: </label>6,315 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:51N, qL617 (2)