TY  - BOOK
AU  - Benjamin B
TI  - Demographic analysis
T2  - Stuides in Sociology Ed by W M Williams
U1  - Y:5:(B), K8 
PY  - 1968///
CY  - London
PB  - Allen & Unwin        
KW  - Family Planning
N1  - Bibliography at the end of each chapter
ER  -