TY  - BOOK
TI  - World population: basic documents
SN  - 0379100622
PY  - 1975///
CY  - Dobbs Ferry, N.Y
PB  - Oceana Publications
KW  - Population
KW  - Collected works
KW  - Population policy
N1  - v.1. What is the problem? - v.2. Modern times- v.3. The developing world - v.4. World population year
ER  -