Hill, Reuben, <br/><br/>
The family and population control :  a Puerto Rican experiment in social change / 
by Reuben Hill, J. Mayone Stycos, and Kurt W. Back. 
 - Chapel Hill :  University of North Carolina Press,  1959. 
 - 481 p. : 
<br/><br/> "A Social Science Research Center study, College of the Social Sciences, University of Puerto Rico, in cooperation with the Institute for Research in Social Science, the University of North Carolina." 
<br/><br/><label>ISBN: </label>SC588 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Families
<br/><br/><label>Dewey Class. No.: </label>613.94097295  / Fa