TY  - BOOK
AU  - KAUFMAN, Peter B
TI  - Plants, people and environment
U1  - 301.31 K13P 
PY  - 1979///
PB  - N.Y
KW  - HUMAN ECOLOGY
KW  - BOTANY
KW  - CONSERVATION OF NATURAL RESOURCES
KW  - ECOLOGY
KW  - ENVIRONMENTAL PROTECTION
ER  -