Pismoto na Engels do redakt͡s︡ii͡a︡ta na bŭlgarskoto spisanie "Sot͡s︡ialdemokrat"
Subtitle: zhivotopis na edin dokument
By: Stefan Prodev.
Series: Dokumentŭt
Publisher: Partizdat
Published: 1981
Place of publication: Sofii͡a︡
Language: bul
Subjects: Engels, Friedrich, 1820-1895.; Communism -- Europe -- History.