Dunne, Jemima, author
Dorling Kindersley, 2012
Buku Referensi
contributors, Charles Armstrong-Wilson [and 6 others]
Dorling Kindersley, 2015
Buku Referensi
Nicola Hodgson, Chris Stone, Alison Sturgeon, David Summers, editor
Dorling Kindersley, 2013
Buku Referensi
edited by Deborah Cherry
Blackwell, 2005
Buku Teks
Paytress, Mark, author
Parragon, 2011
Buku Referensi