Seltzer, William. <br/><br/>
Demographic data collection :  a summary of experience / 
Willia m Seltzer. 
 - New York :  Population Council,  1973. 
 - viii, 50 p. ;  23 cm. 
 - Occasional paper of the Population Council .
<br/><br/>Bibliography: p. 47-50. 
<br/><br/><label>ISBN: </label>0878340165 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertility, Human.<br/>Vital Statistics.