TY  - GEN
AU  - Westoff, Charles F.
AU  - Ryder, Norman B.
TI  - The contraceptive revolution
U1  - 301.32973 
PY  - 1977///
CY  - Princeton
PB  - Princeton University Press
KW  - Birth control - United States
KW  - Fertility
KW  -  Human - United States
N1  - Published for the Office of Population Research, Princeton University
ER  -