Wilhelmina (Prinses der Nederlanden)
Uitgeverij W. Ten Have N.V, 1959
Buku Teks
McPhee, John
Farrar, Straus and Giroux, 1966
Buku Teks
Levine, Neil, author
Princeton University Press, 1996
Buku Teks
Rubin, Susan Goldman, author
First impressions , 1994
Buku Teks
Christopher Bayly, editor
acts On File Book, 1989
Buku Referensi