TY  - BOOK
AU  - Cuca Roberto
AU  -  Pierce Catherine S
TI  - Experiments in family planning:  Lessons from devel
U1  - "Y:5:5(Y).1(X).N7, L7" 
PY  - 1977///
CY  - Baltimore
PB  - John Hopkins University Press    
KW  - Demography
N1  - Bibliography: p 247-258
ER  -