Otchetnost i kontrol.
Contributors: Bulgaria. Ministerstvo na khimicheskata promishlenost.; Bulgaria. Ministerstvo na lekata promishlenost.; Bulgaria. Ministerstvo na energetikata.
Publisher: [s.n.]
Published: 1981
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 40
Subjects: Chemical industry -- Bulgaria -- Directories.
Notes: At head of title: Ministerstvo na khimicheskata promishlenost. Ministerstvo na lekata promishlenost. Ministerstvo na energetikata.