Lueptow, Richard M.
Prentice-Hall, 2001
Buku Teks SO
Beer, David
John Wiley & Sons, 2005
Buku Teks
Kelley, David S.
McGraw-HIll, 2002
Buku Teks
edited by Edward H. Smith
Butterworth-Heinemann, 1995
Buku Teks
edited by Dennis A. Snow
Butterworth-Heinemann, 1993
Buku Teks