Kumar, P.S.G. <br/><br/>
Practical guide to DDC 20: Dewey decimal classification edition 20 

 - Nagpur  Dattsons  1990 
 - 246p. 
<br/><br/><label>ISBN: </label>81-7192-000-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library education<br/>Classification, Dewey decimal - Study and teaching<br/>Library science
<br/><br/><label>Dewey Class. No.: </label>025.431 KUM-;