TY  - BOOK
AU  - Caldwell,Lynton Keith
TI  - Environment: : a challenge to modern society 
U1  - 304.2 
PY  - 1971///
CY  - Garden City, N.Y.
PB  - Anchor Books
KW  - Environmental policy
KW  - United States
N1  - Includes bibliographical references
ER  -