PARK,K <br/><br/>
Park's textbook of preventive and social medicine 

 - 15th 
 -  Jabalpur. Banarsidess bhanot  1997 
 - viii,604p; 
<br/><br/><label>ISBN: </label>81-900118-9-8 
<br/><br/><label>Dewey Class. No.: </label>610