Tsischitzis, Dionysios C.
Data models
Prentice-Hall, 1982
Buku Teks
Held David
Models of democracy
Buku Teks
Held, David
Models of democracy
Polity Press, 1997
Buku Teks
McQuaill, Denis
Communications models
Longman, 1984
Buku Teks
McQuaill, Denis
Communications models
Longman, 1984
Buku Teks