Park,K. <br/><br/>
Park's Text Book of  Preventive and  Social Medicine  

 - XVth 
 - JABALPUR  M / S Banarsidas Bhanot 
 - 629p. 
<br/><br/><label>ISBN: </label>8190011898 
<br/><br/><label>Dewey Class. No.: </label>613  / PAR-TEX