Universitas Indonesia, 1995
UI - Tugas Akhir
Universitas Indonesia, 1994
UI - Tugas Akhir
Ruder, Jesse H., author
John Wiley & Sons, 1987
Buku Teks
Twitty, William B., author
Elex Media Komputindo, 1987
Buku Teks
Ian Chandra K., author
Elex Media Komputindo, 1990
Buku Teks