Groover, Mikell P.
Prentice-Hall, 1984
Buku Teks
editors, U. Rembold, R. Dillmann
Springer-Verlag, 1986
Buku Teks
Bedworth, David D.
McGraw-Hill, 1991
Buku Teks
edited by Andrew Kusiak
John Wiley & Sons, 1997
Buku Teks
Hawkes, Barry
Pitman , 1989
Buku Teks