Trends and differentials in mortality. 

 - New York :  MMF ,  1956 
 - 165p. :  ill. ;  21 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography<br/>Mortality
<br/><br/><label>Dewey Class. No.: </label>312.2  / MMF