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Fakultas Teknik Universitas Indonesia, 1997
UI - Skripsi (Membership)
Sharon, D., author
Elex Media Komputindo, 1992
Buku Teks
Simons, Geoffrey L.
England: The National Computing Centre, 1980
Buku Teks
Morgan, Chris
Berlin: Springer-Verlag, 1984
Buku Teks
Lammineur, P.
Pergamon Press, 1984
Buku Teks