What do we know about the earth /
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
London :
Blackie,
1972.
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| Subjects: |
| Item Description: | Includes index. |
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| Physical Description: | 35, [3] p. : ill., maps ; 22 cm. |
| Bibliography: | Includes bibliographical references (p. [34]-35). |
| ISBN: | 0216895723 |