Kraus, Michael, author
University of Oklahoma Press, 1953
Buku Teks
Croce, Benedetto
George Allen and Unwin, 1949
Buku Teks
Croce, Benedetto
Meridian, 1955
Buku Teks
Pascoe, Rob
Oxford University Press, 1979.
Buku Teks
Xiaobing Tang
Stanford University Press , 1996
Buku Teks