Lenin
Pregress Publishers, [date of publication not identified]
Buku Teks SO
Fischer, Louis
Harper & Row, 1964
Buku Teks SO
Fulop-Miller, Rene
Balai Pustaka, 1951
Buku Teks SO
Zetkin, Klara
Foreign Languages Publishing House, 1956
Buku Teks SO
Gray, Alexander
Longmans, Green, 1948
Buku Teks SO