Susanto, author
Dinastindo, 1990
Buku Teks
Downing, Douglas, author
Elex Media Komputindo, 1993
Buku Teks
Sahid, author
Andi, 2005
Buku Teks
Kresna Dewantara, author
Universitas Indonesia, 2007
UI - Skripsi (Membership)
Jogiyanto H.M. (Hartono M.), author
Andi, 1986
Buku Teks