Black, Max
Cornell University Press, 1954
Buku Teks
Fung, Yu-lan, author
Kegan Paul, 1947
Buku Teks
Creel, Herrlee Glessner, 1905-1994, author
The University of Chicago Press , 1953
Buku Teks
Cornman, James W., author
Macmillan, 1968
Buku Teks
Prentice-Hall, 1962
Buku Teks