Rothman, Kenneth J. <br/><br/>
Modern Epidemiology 

 - 9th ed. 
 - New Delhi  Wolters Kluwer  2017 
 - x, 732p. : ill. ; 25cm. 
<br/><br/><label>ISBN: </label> RS 1499.00 
<br/><br/><label>Dewey Class. No.: </label>614.4 ROT