Title: Istorichesko edinstvo - bratski sŭi︠u︡z
First published: 1975
Subjects: Bŭlgarska komunisticheska partii︠a︡, Bŭlgarski zemedelski naroden sŭi︠u︡z
LC classification: JN9609A8 K6553, JN9609A8 K6553