TY  - BOOK
AU  - Bongaarts John
AU  -  Potter Robert G
TI  - Fertility, biology and behavior:  An analysis of the proximate determinates   
T2  - Studies in Population
SN  - 0121143805
U1  - Y:5231, M3 
PY  - 1983///
CY  - NY
PB  - Academic Press         
KW  - Fertility
N1  - Bibliography chapterwise
ER  -