Svetovna sot͡s︡ialisticheska sistema
Subtitle: metodicheski ukazanii͡a︡ v pomosht na propagandistite
By: Vasil Kalchev, Georgi Mateev.
Publisher: Sofiĭski gradski kom-t na BKP, In-t za propaganda na marksizma-leninizma
Published: 1982
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 62