The Sex and age distributions of population :  the 1990 revision o f the United Nations global population estimates and projections / 
D epartment of International Economic and Social Affairs. 
 - New York :  United Nations,  1991. 
 - viii, 391 p. ;  28 cm. 
 - Population studies ;   no. 122 .
<br/><br/> "ST/ESA/SER.A/122." 
<br/><br/>Includes bibliographical references (p. 391). 
<br/><br/><label>ISBN: </label>9211512204 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sex distribution (Demography)<br/>Age distribution (Demography)-- Statistics.
<br/><br/><label>Dewey Class. No.: </label>304.6021