Our expanding universe
| Main Author: | |
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| Format: | Book |
| Published: |
New York :
McGraw- Hill ,
1992
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| Edition: | English language ed. |
| Series: | The McGraw-Hill horizons of science series
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| Subjects: |
| Physical Description: | 100 p. ; ; 23 cm. |
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| ISBN: | 007055174X |