The theory and practice of public health / 
Edited by W. Hobson. 
 - 4th. ed. 
 - London :  Oxford University Press,  1975. 
 - 685 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0192642227 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public health.