TY  - BOOK
AU  - Ehrlich,Paul R.
AU  - Holdren,John P.
AU  - Holm,Richard W.
TI  - Man and the ecosphere: readings from Scientific American
U1  - 301.3 
PY  - 1971///]
CY  - San Francisco
PB  - W. H. Freeman
KW  - Human ecology
KW  - Collections
ER  -