Computer Technology Research, 1993
Buku Referensi
Hunger, J. David, 1941-
Addison-Wesley, 1996
Buku Teks
Dess, Gregory G.
McGraw-Hill, 1993
Buku Teks
Saloner, Garth
John Wiley & Sons, 2001
Buku Teks
edited by Arthur A. Thompson, Jr., A.J. Strickland III, Tracy Robertson Kramer
Irwin/McGraw-Hill, 1998
Buku Teks