Fortman, W.F. de Gaay, author
T. Wever, 1952
Buku Teks
Pitlo, Adriaan, author
Gouda Quint BV, 1987
Buku Teks
Hugenholtz, W., author
Vuga, 1976
Buku Teks
Bol, M.W.
Gouda Quint, 1995
Buku Teks
Beckman, H., author
H.E. Stenfert Kroese bv., 1988
Buku Teks