TY  - BOOK
A1  - Bongaarts, J. 
A1  - Potter, R. 
T1  - Fertility, Biology, and Behavior: An Analysis of the Proximate Determinants
Y1  - 1983
DO  - 10.1016/B978-0-08-091698-9.50006-3
CY  - New York
PB  - Academic Press

ER  -