James Lull, editor
Routledge, 2001
Buku Teks
Samovar, Larry A., author
Thompson/Wadsworth, 2007
Buku Teks
Chrisnu Zulianti, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2004
UI - Skripsi (Membership)
Sage Publications, 1997
Buku Teks
Tutuhatunewa, Alex Robert, author
2000
UI - Tesis (Membership)