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

 - 6 ed 
 - Bangalore :  Sarada Ranganathan Endowment for Library Science,  1992 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library classification
<br/><br/><label>Universal Decimal Class. No.: </label>25.4  / RAN-C6