Davies, Joseph Edward
Simon and Schuster, 1941
Buku Teks
Chu-Yuan, Cheng
Frederick A. Praeger, 1964
Buku Teks
Singh, Bilveer, 1956-, author
Gadjah Mada University Press , 1994
Buku Teks
Gorbachev, Mikhail S.
Gramedia Pustaka Utama , 1991
Buku Teks
Khruschchov, N.S.
Foreign Languages Publishing House, 1959
Buku Teks