Extraterrestrial Civilizations = Vnezemnye tsivilizatsii
Subtitle: proceedings of the First All-Union Conference on Extraterrestrial Civilizations and Interstellar Communication, Byurakan, 20-23 May 1964
By: edited by G.M. Tovmasyan ; translated from Russian [by Z. Lerman].
Contributors: Tovmasyan, G M.
Publisher: I.P.S.T
Published: 1967
Place of publication: Jerusalem
Language: eng
Notes: At head of title: Akademiya nauk armyanskoi SSR. Byrakanskaya Astrofizicheskaya observatoriya.

Originally published in Russian. Erevan: Izd-vo Akademii nauk Armyanskoi SSR, 1965.