Razvitie na industrii͡a︡ta v Bŭlgarii͡a︡, 1834, 1947, 1989
By: otgovorni redaktori Li͡u︡ben Berov, Dimitŭr Ĭ. Dimitrov.
Contributors: Berov, Li͡u︡ben.; Dimitrov, Dimitŭr, d-r na ik. n.
Edition: 1. izd.
Publisher: Nauka i izkustvo
Published: 1990
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 605
Subjects: Industries -- Bulgaria -- History.