Samkalden, Ivo, author
Jac. Raar, 1938
Buku Teks
Dresden, S.
Meulenhoff , 1998
Buku Teks
Kristensen, W. Brede
De erven F. Bohn N.V, 1949
Buku Teks
Rassers, W.H., author
[publisher not identified], [date of publication not identified]
Buku Klasik
Sterck, J.F.M
Haarlem Erven Bohn 1926
Buku Teks