Barker, Lewis M., author
Prentice-Hall, 2001
Buku Teks
Hillner, Kenneth P.
Pergamon Press , 1978
Buku Teks
Pinel, John P. J., author
Allyn and Bacon, 2003
Multimedia
Ahern, Charles A., author
Springer, 2011
eBooks
Schwartz, Barry, author
W.W. Norton, 1991
Buku Teks