TY  - BOOK
AU  - Delano, Frederick A (Chairman)
ED  - United States. National Resource Committee
TI  - The Problem of changing population: report of the Committee on population problems to the National Resource Committee (May 1938)
U1  - 301.32973 21st
PY  - 1938///
CY  - Washington
PB  - United States government Printing Press
KW  - America-Population-Economic aspects; Demographic surveys-America; Birth rate-America-Social conditions
ER  -