Balasubramanian P. <br/><br/>
Classification Theory 
/  by P .Balasubramanian  
 - New Delhi:  Ess Ess Publications,  2023. 
 - xi,216 p. 
<br/><br/><label>ISBN: </label>9789392594243 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library Classification
<br/><br/><label>Dewey Class. No.: </label>025.4  / BAL/C