Sehgal, R.L. <br/><br/>
An introduction to Dewey Decimal Classification 
/by R.L. Sehgal 
 - 1st 
 - New Delhi  Ess Ess Publications  2000 
 - ix, 353p. 
<br/><br/><label>ISBN: </label>817000165X 
<br/><br/><label>Dewey Class. No.: </label>025.4  / SEH/A