Bala subhramanian    P <br/><br/>
Library Classification and Cataloguing 
by P Bala subhramanian and A Baladhandayutham  
 - New Delhi  Regal Pub.  2015 
<br/><br/><label>ISBN: </label>9788184843422 
<br/><br/><label>Dewey Class. No.: </label>025.34 BAL/LIB