Possibility of intelligent life elsewhere in the universe : report prepared for the Committee on Science and Technology, U.S. House of Representatives, Ninety-fifth Congress, first session / by the Science Policy Research Division, Congressional Research Service, Library of Congress.
|Format:||Book Government Document|
U.S. Government Printing Office,
|Edition:||Revised October 1977.|
|Series:||U.S. Congressional documents. Committee prints.