Park, K. <br/><br/>
Park's Textbook of preventive and social medicine 
by K. Park 
 - 21st ed. 
 - Jabalpur,  Banarsidas Bhanot,  2011 
 - 868 p.  illus. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medicine, Preventive.<br/>Social medicine.