Croft, Anthony
Prentice-Hall, 1995
Buku Teks
Hagen, Kirk D.
Pearson/Prentice-Hall, 2005
Buku Teks SO
Gottfried, Byron S.
McGraw-Hill, 1979
Buku Teks SO
by Arvid R. Eide [and others]
McGraw-Hill, 2002
Buku Teks SO
Burghardt, M. David
McGraw-Hill, 1999
Buku Teks SO