Park, J. E. & Park, K. <br/><br/>
Park's textbook of preventive and social medicine 

 - 13th ed 
 - M/s Banarsidas Bhanot, Jabalpur  1991 
 - [viii],512p 
<br/><br/><label>ISBN: </label>81-900118-2-0 
<br/><br/><label>Dewey Class. No.: </label>614.44 Par/Par