Griffin, Keith B., author
Addison-Wesley, 1970
Buku Teks
edited by Lee Hock Guan, Leo Suryadinata
ISEAS Publishing, 2007
Buku Teks
Katz, Saul M., author
University of Pittsburgh, 1965
Buku Teks
Kantner, John F.
Lixington Books, 1975
Buku Teks
Ohlin, Goran
OEDC, 1967
Buku Teks