TY  - BOOK
ED  -  World Fertility Survey.
TI  -  Manual on sample design
U1  -  001.4222 
PY  - 1975///
CY  -  The Hague
PB  -  International Statistical Institute
KW  -  Fertility, Human
KW  -  Statistical methods
KW  -  Sampling (Statistics)
N1  -  Includes bibliographical references
ER  -