TY  - BOOK
AU  - "United Nations, International Economic and Social Affairs (Deptt. of-)"
ED  - "United Nations, International Economic and Social Affairs (Deptt. of-)"
TI  - Comparative evaluation of data quality in thirty eight world fertility surveys
U1  - "Y:5231.1s, M7/UN" 
PY  - 1987///
CY  - NY
PB  - UN       
KW  - Fertility
ER  -