Is anyone out there?
Subtitle: the scientific search for extraterrestrial intelligence
By: Frank Drake and Dava Sobel.
Contributors: Sobel, Dava.
Place of publication: New York
Number of pages: 272
Subjects: Drake, Frank D.; Astronomers -- United States -- Biography.; Life on other planets.
Notes: Includes bibliographical references (p. 239-240) and index.

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