Hill, Reuben Lorenzo <br/><br/>
Family and population control :  a Puerto Rican experiment in soci al change / 
by Reuben L. Hill ... [et al]. 
 - Chapel Hill :  University of North Carolina Press,  c1959. 
 - xxvi, 481 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Family size--Puerto Rico.<br/>Family planning--Puerto Rico.<br/>Birth control--Puerto Rico.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Puerto Rico--Population.
<br/><br/><label>Dewey Class. No.: </label>MISR 362.178097295 HIL