Ranganathan  , S R . <br/><br/>
Colon Classification /  

 - Reprint,7th Ed. /  
 - Bangalore   :   Sarda Ranganathan Endowment for Library Science   ,   1989 
 - p.332 :  
<br/><br/><label>ISBN: </label>81-85273-12-X   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library Science
<br/><br/><label>Dewey Class. No.: </label>2:51n3   / M7.1;6