Sproat, Richard
A computational theory of writing systems
Cambridge University Press, 2006
 Buku Teks SO
Purwantoro
Kajian komunikasi data antar jaringan dijital pelayanan terpadu dan sistem komunikasi data paket Indonesia
Fakultas Teknik Universitas Indonesia, 1994
 UI - Skripsi Membership
Dony Ariyus
Komunikasi data
Andi, 2008
 Buku Teks SO
Sereno, Kenneth K.
Foundations of communication theory
Harper & Row, 1970
 Buku Teks SO
Andersen, Kenneth E.
Introduction to communication theory and practice
Cummings Publishing, 1972
 Buku Teks SO