Environmental problems principles, readings, and comments
| Main Author: | |
|---|---|
| Other Authors: | |
| Format: | Book | 
| Language: | English | 
| Published: | Dubuque, IA
          Wm.C.Brown
    
        c1979. | 
| Edition: | 2nd ed. | 
| Subjects: | 
| Main Author: | |
|---|---|
| Other Authors: | |
| Format: | Book | 
| Language: | English | 
| Published: | Dubuque, IA
          Wm.C.Brown
    
        c1979. | 
| Edition: | 2nd ed. | 
| Subjects: |