Glass, Graham
Prentice-Hall, 1999
Buku Teks
Varhol, Peter D.
Computer Technology Research Corp. , 1993
Buku Teks
Fiedler, David
Sams Publishing , 1993
Buku Teks
Syandra Sari
Fakultas Ilmu Komputer Universitas Indonesia, 1995
UI - Skripsi Membership
Foxley, Eric
Addison-Wesley, 1985
Buku Teks