TY  - BOOK
AU  - Stycos J Mayone
TI  - Family and fertility in Puerto Rico:  A study of th   
T2  - University of  Puerto Rico, Social Science Research Center
U1  - Y:5231.7924.N5, J5 
PY  - 1955///
CY  - NY
PB  - Columbia University Press        
KW  - Fertility
N1  - Bibliography: p 316-22; Appendix: p 256-315
ER  -