Koya, Yoshio. <br/><br/>
Pionnering in family planning/ 
Yoshio Koya 
 - New York :  PC,  NYo., c1963. 
 - 173p. 
 - d .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Programas de Planificación Familiar.
<br/><br/><label>Dewey Class. No.: </label>363.96  / K259p