Arens, Alvin A., author
Englewood Cliffs, N.J., Prentice-Hall of Southeast Asia
Buku Teks
Arens, Alvin A., author
Prentice Hall International, Inc., 2000
Buku Teks
Hill, Charles W. L., author
Houghton Miffiln, 1995
Buku Teks
Hill, Charles W. L., author
Houghton Miffiln, 1992
Buku Teks
Hill, Charles W. L., author
Houghton Miffiln, 2001
Buku Teks