Kumar, Krishan. <br/><br/>
Theory of classification 
/ by Krishan Kumar. 
 - New Delhi :  Vikas books,  1981. 
 - 538 p. 
<br/><br/><label>ISBN: </label>8125913086 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science<br/>Information science<br/>Library operations<br/>Subject analysis<br/>Subject control<br/>Classification systems
<br/><br/><label>Dewey Class. No.: </label>025.43  / KUM