Braun, C. A.
NIVE, 1986
Buku Referensi
Kruyskamp, C.
Van Goor Zonen, [date of publication not identified]
Buku Referensi
by H. van Gorp ... [and others]
Wolters-Noordhoff, 1991
Buku Teks
Hasselt, J.L. van
Kemink and Zoon, 1876
Buku Referensi
by P. J. Meertens, Mies Campfens, Ger Harmsen, Albert F. Mellink, Bob Reinalda
IISG, 1987
Buku Referensi