Wright, Paul H.
Buku Teks
Wright, Paul H., author
John Wiley & Sons, 1989
Buku Teks
Mesei Publications , 1997
Buku Teks
Greene, Katrine
New York: Institut of Pacific Relations, 1941
Buku Teks
Coyle, John J. (John Joseph), 1935-, author
South-Western College, 2000
Buku Teks