The Comet Halley handbook : an observer's guide
created for the International Halley Watch by Donald K. Yeomans
Bok Engelsk 1983
| Utgitt | Pasadena, Calif. : NASA, Jet Propulsion Laboratory, California Institute of Technology ; Washington , 1983
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| Omfang | viii, 44 s. : ill.
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| Emner |
