TY  - BOOK
AU  - Southwick,Charles H.
TI  - Ecology and the quality of our environment
SN  - 0442279213
PY  - 1976///
CY  - New York
PB  - D. Van Nostrand
KW  - Ecology
KW  - Human ecology
KW  - Pollution
N1  - Bibliography : p. 416-419
ER  -