Katalog nauchno-tekhnicheski filmi.
Contributors: Inforfilm (Bulgaria); Nauchno-tekhnicheski sŭi͡u︡zi v Bulgarii͡a︡.
Publisher: Inforfilm
Published: 1988
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 195
Subjects: Inforfilm (Bulgaria) -- Catalogs.; Motion pictures -- Bulgaria -- Catalogs.; Technology -- Bulgaria -- Film catalogs.
Notes: At head of title: Nauchno-tekhnicheski sŭi͡u︡zi.