Beatty, Andrew
Soviety and exchange in Nias
Clarendon Press , 1992
 Buku Teks
The land of soviets: the country and the people
Foreign Languages Publishing House, 1957
 Buku Teks SO
Land of Soviets : the country and the people
Foreign Languages Publishing House, 1957
 Buku Teks SO
Slonim, Marc
Russian theater, from the Empire to the Soviets
Collier Books, 1962
 Buku Teks SO
Simposium kapitalisme, sosialisme, demokrasi
penyunting, Miriam Budiardjo
Gramedia Pustaka Utama, 1984
 Buku Teks SO