Krishan Kumar <br/><br/>
Theory of classification 

 - 3rd 
 - Delhi  Vikas Publishing House India       1979 
 - 538p  cm. 
<br/><br/><label>ISBN: </label>0706923138 
<br/><br/><label>Standard No.: </label>32839 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:51, L9;M3