Universitas Indonesia, 2006
UI - Skripsi (Membership)
Melisa Helingo, author
Fakultas Ilmu Komputer Universitas Indonesia, 2017
UI - Tugas Akhir
T. Basaruddin, author
Elex Media Komputindo, 1994
Buku Teks
Watson, W.A., author
Edward Arnold, 1969
Buku Teks
Grandine, Thomas A.
Oxford University Press, 1990
Buku Teks