Cleland,John Vaessen,Martin Verrall,Jane <br/><br/>
Preferences for the sex of children and their influence on reproductive behaviour / John Cleland, Jane Verrall and Martin Vaessen 

 - London  World fertility survey  1983 
 - 46p. 
 - WFS comparative studies, cross national summaries .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Demography<br/>Fertility - survey