Bolʹshai͡a sovetskai͡a ėnt͡siklopedii͡a.
Subtitle: [V 30-ti t.]
By: Glav. red. A. M. Prokhorov.
Contributors: Prokhorov, A. M. 1916-
Edition: 3-e izd. T. 1-30.
Publisher: "Sov. ėnt͡siklopedii͡a,"
Published: 1969
Place of publication: Moskva
Language: rus
Number of pages: 30
Subjects: Encyclopedias and dictionaries, Russian.