Whately, Alice, author
Pageone, 2002
Buku Referensi
Muthesius, Stefan, author
Thames and Hudson, 2009
Buku Referensi
Whately, Alice
Hongkong : Page One Publishing, 2002,
Buku Referensi
Encarna Castillo, editor
Harper Design International, 2003
Buku Referensi
Wilhide, Elizabeth, author
Conran Octopus, 1998
Buku Referensi