Stevenson, Maggie, author
Hongkong : Page One Publishing, 2002,
Buku Referensi
Zell, Mo, author
Thames & Hudson, 2010
Buku Teks
Stubbs, John H., author
Routledge, 2017
Buku Teks
Taylor and Francis,
Majalah, Jurnal, Buletin
Anak Agung Gde Agung
Sarana Mulia, 2006
Buku Teks