Lal,C <br/><br/>
Understanding Basics of Library & Information Science  Library Classification(Theory) (Part-A) & Library Classification (Practice) (Part-B) 
by C Lal and K Kumar 
 - New Delhi  Ess Ess  2005 
 - 85 
<br/><br/><label>ISBN: </label>8170004330 
<br/><br/><label>Dewey Class. No.: </label>020 LAL/UND/3;1