Fakultas Teknik Universitas Indonesia, 1990
UI - Skripsi (Membership)
Fakultas Teknik Universitas Indonesia, 1995
UI - Skripsi (Membership)
Erskine, Robert, author
Elex Media Komputindo, 1987
Buku Teks
Krumm, Robert, author
A Brady Book, 1987
Buku Teks
Shurtleff, Robert G., author
Prentice-Hall, 1992
Buku Teks