Koch, Adrienne
Modern Library, 1944
Buku Teks
Caldwell, Lynton Keith
University of Chicago Press, 1944
Buku Teks
Rice, Howard C.
Princeton University Press, 1976
Buku Referensi
Moscow, Henry
American Heritage Publishing Co, 1960
Buku Teks
Channing, Edward
Harper & Row, 1968
Buku Teks