TY  - BOOK
AU  - Bongaarts John
AU  - Potter R G
TI  - Fertility, biology and behavior: an analysis of the proximate determinants
U1  - 304.63 
PY  - 1983///
CY  - New York
PB  - Academic
KW  - Birth intervals
KW  - Family planning
KW  - Family size
KW  - Human fertility
ER  -