Julander, E., author
Philip Technical Library, 1965
Buku Referensi
Shore, Peter, author
Bernard Babani, 1995
Buku Referensi
Allen & Unwin, 1992
Buku Teks
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2003
UI - Skripsi (Open)
United States. Federal Communications Commission.
United States Goverment Printing Office, 1955
Buku Referensi