Dokumenti i materiali po istoriia na mezhdunarodnoto rabotnichesko komunistichesko i natsionalnoosvoboditelno dvizhenie.
Contributors: Samuilov, Itso; Bŭlgarska Komunisticheska partiia. Tsentralen Komitet. Akademiia za obshtestveni nauki i sotsialno upravlenie
Publisher: AONSU
Published: 1973
Place of publication: Sofiia
Language: bul
Subjects: Communism -- History -- Sources; Labor and laboring classes -- History -- Sources