Retherford, Robert D.   author <br/><br/>
Strength of fertility motivation  its effects on contraceptive use in rural Sri Lanka 
Robert D. Retherford, Shyam Thapa, Victor De Silva 
 - Honolulu  East-West Population Institute  1989 
 - p. 21-44 ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertility, Human--Sri Lanka<br/>Contraceptives