Changing environments ; : [and], Conservation.
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| Corporate Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Bletchley, Bucks. :
Open U.P.,
1972.
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| Series: | Science a second level course : environment ;
blocks 4-5 |
| Subjects: |
| Physical Description: | 84, 44 p. : ill., (some col.), maps, 1 loose map ; 30 cm. |
|---|---|
| ISBN: | 0335020933 |