Bolśhai︠a︡ sovetskai︠a︡ ėnt︠s︡iklopedii︠a︡
By: glavnyĭ redaktor, A.M. Prokhorov.
Contributors: Prokhorov, A. M. 1916-
Edition: 3-e izd.
Publisher: "Sov. ėnt︠s︡iklopedii︠a︡"
Published: 1970
Place of publication: Moskva
Language: rus
Number of pages: 31
Subjects: Encyclopedias and dictionaries, Russian.