Delft, Dirk van, author
Bert Bakker, 2005
Buku Teks
Walther, Ingo F., author
Taschen, 2012
Buku Referensi
Bailey, Martin, author
Allison and Busby , 1990
Buku Teks
Sweetman, David, author
Hodder & Stoughton , 1990
Buku Teks
Vanvugt, Ewald, 1943-, author
In de Knipscheer, 1992
Buku Teks