Sudjic, Deyan, author
Fourth Estate and Wordsearch, 1994
Buku Teks
Page, Malcolm, author
Macmillan Education, 1987
Buku Teks
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 1986
UI - Skripsi (Membership)
D`Alpuget, Josephine Blanche, 1944-, author
Melbourne Universiry Press, 1977
Buku Teks
edited by Nicholas Brooke
Macmillan, 1978
Buku Teks