Universe , 2004
Buku Teks
Melhuish, Clare, author
Phaidon, 2000
Buku Teks
Welsh, John, author
Phaidon Press, 1995
Buku Referensi
edited by Friedrich Kurrent ; translation from German into English, Gail Schamberger.
Birkhäuser, 1999
Buku Teks
I Gusti Ngurah Bagus, author
Departemen Pendidikan dan Kebudayaan, 1993
Buku Teks