TY  - BOOK
AU  -  Schultz,T.Paul
ED  - Research and Development Corporation, 
TI  - An economic perspective on population growth
T2  - The Rand paper series
PY  - 1971///
CY  - Santa Monica, California
PB  - Rand Corporation
KW  - Population
N1  - Includes bibliographical references: pages 48-53
ER  -