The impact of population structure on crude fertility measures :   a comparative analysis of world fertility survey results for twenty-one developing countries. 

 - New York :   United Nations, Dept. of International Economic and So cial Affairs,   1982. 
 - v, 42 p. :   ill. ;   28 cm. 
<br/><br/>  "ST/ESA/SER.R/49." 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Fertility, Human-- Developing countries.
<br/><br/><label>Subjects--Geographic Terms: </label><br/> Developing countries-- Population.
<br/><br/><label>Dewey Class. No.: </label>304.6 IMP