TY  - BOOK
AU  - Dasmann, Raymond F.
TI  - The threatened world of nature
PY  - 1976///
CY  - Berkeley, Cal.
PB  - University of California. Department of Forestry and Conservation
KW  - Recursos naturales
KW  - Conservación
N1  - The Horace Albright Conservation Lectureship, 14. Berkeley, Calif. 1976
ER  -