Não informado. Problems of the Peoples of the USSR. League for the Libertation of the Peoples of the USSR.
Chicago (17e ed.) BronvermeldingNão informado. Problems of the Peoples of the USSR. Munich, Alemanha: League for the Libertation of the Peoples of the USSR.
MLA (8e ed.) BronvermeldingNão informado. Problems of the Peoples of the USSR. League for the Libertation of the Peoples of the USSR.
Let op: Deze citaties zijn niet altijd 100% accuraat.