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Hello? Who's Out There?
Don Dwiggins
其他書名
The Search for Extraterrestrial Life
出版Putnam's, 1987
主題Juvenile Nonfiction / Curiosities & WondersJuvenile Nonfiction / Technology / Aeronautics, Astronautics & Space ScienceScience / Life Sciences / Biology
ISBN03996122899780399612282
URLhttp://books.google.com.hk/books?id=UHd-5KtvKLQC&hl=&source=gbs_api
註釋Speculates on the existence of extraterrestrial life and describes our exploration of space in search of such life.