Casey, Paula
Planet Publishing, 1994
Buku Teks
Bedi, Kiran, author
Yayasan Obor Indonesia, 2004
Buku Teks
Acik Veriati, author
2007
UI - Tesis (Membership)
External Information Dept., Ministry of Culture and Information, 1983
Buku Teks
Longrigg, Stephen Hemsley, author
Frederick A. Praeger, 1958
Buku Teks