Jackson, Jerry R., author
ANDI, 1996
Buku Teks
Deitel, Harvey M., 1945-, author
Prentice-Hall, 1998
Buku Teks
Jogiyanto H.M. (Hartono M.), author
Andi, 1986
Buku Teks
Prentice-Hall, 2004
Buku Teks
Sokolowski, S., author
Chapman & Hall, 1991
Buku Teks