Não informado. Problems of the Peoples of the USSR. League for the Libertation of the Peoples of the USSR.
Čikaški stil citiranja (17. izdanje)Não informado. Problems of the Peoples of the USSR. Munich, Alemanha: League for the Libertation of the Peoples of the USSR.
MLA način citiranja (8. izdanje)Não informado. Problems of the Peoples of the USSR. League for the Libertation of the Peoples of the USSR.
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