Bŭlgarski trit͡s︡vet po Dunav
Subtitle: stranit͡s︡i za bŭlgarskoto rechno koraboplavane
By: Vasil Doĭkov, Ĭordan Radoev, Ĭordan Kazakov.
Contributors: Radoev, Ĭordan.; Kazakov, Ĭordan.
Edition: 1. izd.
Publisher: Kn-vo "Georgi Bakalov"
Published: 1985
Place of publication: Varna
Language: bul
Number of pages: 94
Subjects: Inland water transportation -- Bulgaria -- History.; Shipping -- Danube River -- History.
Notes: Bibliography: p. 87-[88]