Rao, V.A. Seshagiri  <br/><br/>
Step by Step Classification   : (formula based classification) / 

 - New Delhi  Ess Ess Publication  2017 
 - 937 p.  
 -  vol-2 .
<br/><br/><label>ISBN: </label>9788193359792 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library operations
<br/><br/><label>Dewey Class. No.: </label>025.42  / R18S