Rogak, Lisa, author
Gramedia, 2006.
Buku Teks
Ratih Dwi Suciani, author
Universitas Indonesia, 2010
UI - Tesis (Open)
Ball, Donald A., author
Salemba Empat, 2001
Buku Teks
Francis Tantri, author
Rajawali, 2009
Buku Teks
Marcel, Go
Rineka Cipta, 1992
Buku Teks