Beer, Gillian
Methuen , 1986
Buku Teks
edited by Thomas H Briggs, Max J. Herzberg, Emma Miller Bolenius
Mifflin , 1932
Buku Teks
Ruchs, Barbara
New York : Routledge , 2004
Buku Teks
Brakel, L. F., author
The Hague: Martinus Nijhoof ,1977
Buku Teks
Maugham, W. Somerset, author
Garden City Doubleday 1948
Buku Teks