Ranganathan, S. R. <br/><br/>
Prolegomena to library classification/ 
S. R. Ranganathan; assisted by M.A. Gopinath 
 - 3rd ed. 
 - New Delhi:  Ess Ess Publication,  2006. 
 - 640 p. 
<br/><br/><label>Dewey Class. No.: </label>025.42  / RAN/P