Drinkers, K.H., author
Noordhoff-Kolff, [Date of publication not identified]
Buku Teks
Ru, Hendrik Jan de
Stichting Ars Aequi, 1981
Buku Teks
Zundert, J.W. van, author
Samsom H.D.Tjeenk Willink, 1986
Buku Teks
Bijl, D.B.
Kluwer, 1991
Buku Teks
Reugebrink, J., author
FED, 1973
Buku Teks