Shesti otdel
By: Dimitŭr Ivanov.
Edition: 1. izd.
Series: Biblioteka Strogo sekretno
Publisher: Trud
Published: 2004
Place of publication: Sofii︠a︡
Language: bul
Number of pages: 463
Subjects: Zhivkov, Todor; Bulgaria. -- Dŭrzhavna sigurnost -- History -- 20th century; Bulgaria. -- Dŭrzhavna sigurnost -- History -- Sources; Bŭlgarska komunisticheska partii︠a︡ -- History -- 20th century; Internal security -- Bulgaria -- History -- 20th century; Bulgaria -- Politics and government -- 1944-1990