UFO’s
Subtitle: A Scientific Debate
By: Edited by Carl Sagan and Thornton Page.
Contributors: Sagan, Carl, 1934-1996.; Page, Thornton.; American Association for the Advancement of Science.
Publisher: Cornell University Press
Published: 1972
Place of publication: Ithaca, NY
Language: eng
Format: Hardcover
Number of pages: 310
Subjects: Unidentified flying objects -- Congresses.
Genres: Congresses.
Notes: Papers presented at a symposium sponsored by the American Association for the Advancement of Science, held in Boston on Dec. 26-27, 1969.

Includes bibliographies.