P.S. Kawatra <br/><br/>
Textbook of Information Science 

 - New Delhi  APH Publishing Corporation  2011 
 - 321p 
<br/><br/>P.S. Kawatra: Textbook of Information Science.  New Delhi.  APH Publishing Corporation, 2011. 81-7648-163-7 Rs. 795.00--(020KAW)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>81-7648-163-7 
<br/><br/><label>Dewey Class. No.: </label>20  / KAW