Klingner, Richard E., author
McGraw-Hill, 2010
Buku Teks
by W.G. Curtin ... [and others]
Granada, 1984
Buku Teks
Schneider, Robert R., author
Prentice-Hall, 1994
Buku Teks
Ambrose, James E., author
John Wiley & Sons, 1991
Buku Teks
Taly, Narendra, author
McGraw-Hill, 2001
Buku Teks