Cox, Peter R <br/><br/>
Demography / 
Peter R Cox 
 - 3rd ed 
 - Cambridge :  Cambridge University Press,  1959 
 - xiii, 346p. 24cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population--Study and teaching
<br/><br/><label>Dewey Class. No.: </label>304.6  / COX