TY  - BOOK
AU  - Garcia Celso-Ramon
AU  -  Rosenfeld David L
TI  - Human fertility: The regulation of reproduction
U1  - Y:52:5(L), L7 
PY  - 1977///
CY  - Philadelphia
PB  - F A Davis       
KW  -  Demography
KW  -  Fertility
KW  -  Over population
KW  -  Reproduction
KW  - Family planning
ER  -