Finerty, Anne, author
Edition Axel Menges, 2001
Buku Teks
Freeland, John Maxwell, 1920-, author
F.W. Cheshire, 1968
Buku Teks
Freeland, John Maxwell, 1920-, author
Angus and Robertson, 1971
Buku Teks
Conway, Hazel, author
Routledge , 1994
Buku Teks
Aman Anders
Cambridge, Mass, 1992.
Buku Teks