Ot "Avrora" do "Voskhod" -- 1917-1967
Subtitle: oktomvriĭskiĭ spektŭr
By: [Sŭstavili i redaktirali: Boris Ivanov i dr.]
Publisher: Nar. mladezh
Published: 1967
Place of publication: Sofii︠a︡]
Language: bul
Number of pages: 541
Subjects: History; Bulgarian Participation