Ponti Caroline, author
1996
UI - Skripsi (Membership)
Gelderen, Amos van, author
Dick Countinho, 1994
Buku Teks
Lehning, Arthur
W. Van Hoeve, 1954
Buku Teks
Costers, S.
Zutphen: Thieme t.th, [date of publication not identified]
Buku Teks
Boven, Erica van, author
Dimensie, 2001
Buku Teks