Impagliazzo, John, author
John Wiley & Sons, 1995
Buku Teks
Dolman, Carol, author
Glorier International, 2001
Buku Referensi
Keller, Arthur M., author
McGraw-Hill, 1982
Buku Teks
McGaw-Hill, Higher education, 2007
Multimedia
edited by William J. Clancey, Edward H. Shortliffe
Addison-Wesley, 1984
Buku Teks