Não informado. Problems of the Peoples of the USSR. League for the Libertation of the Peoples of the USSR.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Problems of the Peoples of the USSR. Munich, Alemanha: League for the Libertation of the Peoples of the USSR.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Problems of the Peoples of the USSR. League for the Libertation of the Peoples of the USSR.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.