Macnamara, Jim
Mitra Media, 1999
Buku Teks
Ahmad Junaidi
Program Pascasarjana Universitas Indonesia, 2004
UI - Tesis (Membership)
Karen Ross, editor
Wiley-Blackweell, 2012
Buku Teks
Karen Ross, editor
[Wiley-Blackwell, Wiley-Blackwell], 2012
eBooks
edited by Cynthia Carter, Linda Steiner and Lisa McLaughlin
Routledge, 2014
Buku Teks