Melinda Ruby Martini, author
1996
UI - Skripsi (Membership)
Brand, Anton
Groningen Passage 1996
Buku Teks
Kazemier, G., author
Amsterdam JM Meulenhoff 1947
Buku Teks
Griys, P.
Amsterdam Em. Querido 1985
Buku Teks
Heykamp, Nelly
Amsterdam : De Arbeirspers, 1991
Buku Teks