The Sex and age distributions of population  the 1990 revision of the United Nations global population estimates and projections 
Department 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>LCCN: </label>91179019  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sex distribution Demography--Statistics.<br/>Age distribution Demography--Statistics.
<br/><br/><label>LC Class. No.: </label>HB1741  / .S48 1991 
<br/><br/><label>Dewey Class. No.: </label>304.6/021