Environmental science /
Environmental science /
Amos Turk ... (et al.)
- 2nd ed
- Philadelphia : W. B. Saunders, 1978
- 957p. : ill., 28 cm.
- Saunders golden sunburst series in environmental studies .
0721689272
77-24005
Ecology
Pollution
Environmental protection
0721689272
77-24005
Ecology
Pollution
Environmental protection
