Artikel Jurnal
Djamaluddin Ancok, author
UII Press, 2006
Buku Teks
Angga Bariesta Haqqu, author
Fakultas Ilmu Komputer Universitas Indonesia, 2007
UI - Skripsi (Membership)
Nangoi, Ronald, author
RajaGrafindo Persada, 1900
Buku Teks
Ndraha, Taliziduhu, author
Rineka Cipta, [date of publication not identified]
Buku Teks