- TitleExtraterrestrial civilizations / Isaac Asimov.
- AuthorIsaac Asimov, 1920-1992Isaac Asimov, 1920-1992,
- Description282 p. ;, 24 cm.
- Call NumberQB54 .A84 1979
- SubjectsCivilization., Life on other planets.
- PublishingNew York :: Crown Publishers, 1979.
- MaterialBook
