Peeters, J.B.J., author
S. Gouda Quint, 1951
Buku Teks
Blokland, Talja, author
Kluwer, 1993
Buku Teks
Langen, W.J. de, author
N. Samsom, 1950
Buku Teks
Langen, W.J. de, author
N. Samsom, 1968
Buku Teks
Adriani, Pieter Jacob Albert, 1879-, author
L.J. Veen, 1954
Buku Teks