Throckmorton, Peter
An Atlantic Monthly Press Book, 1964
Buku Teks
New York University Press, 1996
Buku Teks
Gyamco, Gyanpian
China Intercontinental Press ; Shenyang : Liaoning Education Press, 2009
Buku Teks
Blitzer, Charles
Time-Life International, 1968
Buku Teks
Aveyard, Victoria
Noura books, 2017
Buku Teks