Um i sŭrt͡s︡e za progresa
Subtitle: shestdeset godini nauchno-tekhnicheski sŭi͡u︡zi, Sliven
By: [avtori i sŭstaviteli Veselina Sedlarska, Isak Gozes].
Contributors: Sedlarska, Veselina.; Gozes, Isak.; Okrŭzhen sŭvet na nauchno-tekhnicheskite sŭi͡u︡zi--Sliven.
Publisher: Okrŭzhen sŭvet na nauchno-tekhnicheskite sŭi͡u︡zi--Sliven
Published: 1984
Place of publication: Sliven
Language: bul
Number of pages: 105
Subjects: Science -- Bulgaria -- Sliven.; Technology -- Bulgaria -- Sliven.