Okhrana gosudarstvennoĭ taĭnȳ - dolg sovetskikh grazhdan
By: Kh.M. Akhmetshin.
Publisher: Gos. izd-vo yurid. lit-rȳ
Published: 1954
Place of publication: Moskva
Language: rus
Number of pages: 61
Subjects: Official secrets -- Soviet Union.