Metcalf, Michael, author
Clarendon Press , 1985
Buku Teks
Seeds, Harice L., author
John Wiley & Sons, 1981
Buku Teks
Dyck, V.A., author
Reston, 1984
Buku Teks
Hammond, Robert H., author
Erlangga, 1987
Buku Teks
Jimmy, author
Fakultas Ilmu Komputer Universitas Indonesia, 2003
UI - Skripsi (Membership)