Lazarsfeld, Paul F., author
Amo Press, 1971
Buku Teks
Keith, Michael C., author
Internews Indonesia, 2000
Buku Teks
Keith, Michael C.
Jakarta, Internews
Buku Teks
Suwarno, author
Bina Aksara, 1982
Buku Teks
Roberts, R.S., author
Elex Media Komputindo, 1981
Buku Referensi