Mulder, J., author
L.J. Veen, 1955
Buku Teks
Visser, P. de, author
Kluwer, 1971
Buku Teks
Schuttevaer, Herman
Kluwer, 1972
Buku Teks
Drinkers, K.H., author
Noordhoff-Kolff, [Date of publication not identified]
Buku Teks
Murik, M. Grnggrijp-van, author
Kluwer, 1986
Buku Teks