Title: Istorii︠a︡ na Sofiĭskata okrŭzhna organizat︠s︡ii︠a︡ na BKP
Subjects: History, Communism, Politics and government, Bŭlgarska komunisticheska partii︠a︡
Places: Bulgaria, Sofiĭska oblast, Sofiĭska oblast (Bulgaria)