Wegner, Peter, author
Prentice-Hall, 1980
Buku Teks
Novrita Andriani, author
Fakultas Ilmu Komputer Universitas Indonesia, 1995
UI - Skripsi (Membership)
Dini Ria Andrini, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 1992
UI - Skripsi (Membership)
Rishe, Naphtali, author
McGraw-Hill, 1992
Buku Teks
Pinson, Lewis J., author
Addison-Wesley, 1988
Buku Teks