Lal, S. <br/><br/>
Textbook of Community Medicine: Preventive and Social Medicine 

 - 2nd ed. 
 - New Delhi  CBS Publisher & Distributors Pvt. Ltd.  2010 
 - 766p. : ill. ; 26 cm. 
<br/><br/><label>ISBN: </label> RS 595.00 
<br/><br/><label>Dewey Class. No.: </label>614.44 LAL