Extraterrestrial civilizations :  proceedings / 
edited by G. M. Tovmasyan. translated from the Russian [by Z. Lerman] 
 - Jerusalem :  Israel Program for Scientific Translations; [available from the U.S. Dept. of Commerce, Clearinghouse for Federal Scientific and Technical Information, Springfield, Va.],  1967 
 - viii, 99 p. :  ill. ;  24 cm. 
 - NASA TT F-438 .
<br/><br/> At head of title: Academy of Sciences of the Armenian SSR. Byurakan Astrophysical Observatory  Translation of Vnezemnye tsivilizatsii  Translation of: Vnezemnye tsivilizatsii 
<br/><br/><label>ISBN: </label> USD 5.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life on other planets--Congresses<br/>Interstellar communication--Congresses
<br/><br/><label>Dewey Class. No.: </label>523.13