Blockmans, Wim, author
Bert Bakker, 2012
Buku Teks
Zanden, Jan Luiten van, author
Spectrum, 1989
Buku Teks
Brugmans, H., author
Scheltens & Giltay, [Date of publication not identified]
Buku Teks
Lademacher, Horst
AULA, 1993
Buku Teks
Ham, Gijs van der, author
SUN, 2004
Buku Teks