Lilienfeld, Abraham M. <br/><br/>
Foundations of epidemiology / 
Abraham M. Lilienfeld, David E. Lilienfeld 
 - 2nd ed. 
 - New York :  Oxford University Press ,  1980 
 - 375 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographies and indexes 
<br/><br/><label>ISBN: </label>019502723X 
<br/><br/><label>LCCN: </label>80-011840 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Epidemiology<br/>Epidemiologic Methods