Sweetman, David, author
Hodder & Stoughton , 1990
Buku Teks
Wanders publisher Zwole, 1990
Buku Referensi
Wolk, Jahannes van der, author
Arnoldo Mondadori Arte, 1990
Buku Referensi
Uitert, Evert van, author
Arnoldo Mondadori Arte, 1990
Buku Referensi
Bailey, Martin, author
Allison and Busby , 1990
Buku Teks