Pincus, Gregory. <br/><br/>
El Control de la Fecundidad / 
Gregory Pincus. 
 - México :  Editorial Pax México,  1968. 
 - 309 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Contraception.<br/>Fertility, Human.<br/>Human reproduction.
<br/><br/><label>LC Class. No.: </label>RG 136  / P647c 1968