Tekushti bibliografski i informat͡s︡ionni iztochnit͡s︡i po obshtestveni nauki, literatura i izkustvo
Subtitle: anotiran spisŭk.
Contributors: Narodna biblioteka "Ivan Vazov."
Publisher: Nar. biblioteka "Ivan Vazov"
Published: 1977
Place of publication: Plovdiv
Language: bul
Number of pages: 30
Subjects: Bibliographical literature -- Bulgaria -- Bibliography.