Ranganathan, S. R. <br/><br/>
Colon classification 
S. R. Ranganathan. 
 - 6th ed.. 
 - Bombay  Asia Pub  1977 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science Classification.
<br/><br/><label>Dewey Class. No.: </label>25.43  / R18C