Environmental science :
Nebel, Bernard J.
- Seventh edition.
- Prentice Hall. 2000
- xv, 664 pages
0-07-353254-1 (hard copy : alk. paper)
Environmental sciences.
363.7 N27e 2000
0-07-353254-1 (hard copy : alk. paper)
Environmental sciences.
363.7 N27e 2000