BooQs publisher data, 2010
Buku Referensi
Design Media Publishing Limited, 2010
Buku Referensi
edited by Steven Moorhead and Gordon Grice
Rockport Publisher, 1997
Buku Referensi
edited by Catherine Spellman
Actar, 2003
Buku Teks
Daniela Dantos Quartino, author
LOFT Publications S.L., 2011
Buku Teks