Jeffrey, Richard, author
McGraw-Hill, 1981
Buku Teks
Sutanto, 1950-, author
Fakultas Teknik Universitas Indonesia, 1997
UI - Laporan Penelitian
Hitzler, Pascal, author
CRC Press, 2010
Buku Teks
Kempson, Ruth M., author
Airlangga University Press , 1995
Buku Teks
Leonny Pramitasari, author
Fakultas Ilmu Komputer Universitas Indonesia, 2009
UI - Skripsi (Open)