K. Park <br/><br/>
Park's Textbook Of Preventive And Social Medicine 

 - 27th 
 - New Delhi  Bhanot  2023 
 - 1048 
<br/><br/><label>ISBN: </label>9788190607995 
<br/><br/><label>Dewey Class. No.: </label>614.4  / P21p