TY  - BOOK
AU  - United Nations
ED  - United Nations
TI  - Determinants and consequence population trends :  New summary of findings on interaction demographic, economic and social factors 2V   
T2  - United Nations, Economic and Social Affairs (Deptt of-), Population Studies. 50
U1  - Y:5, J3;L3.1/TD 
PY  - 1953///
CY  - New York
PB  - The Author USA       
ER  -