edited by Susan L. Feagin and Patrick Mayhard
Oxford University Press, 1997
Buku Teks
Osborne, Harold, author
London Routledge & Kegan Paul 1955
Buku Teks
edited by Berys Gaut, Dominic Mclver Lopes
Routledge, 2005
Buku Teks
edited by Anthony Hoete
Black Dog Publishing, , 2003.
Buku Teks
Steven M. Cahn, Aaron Meskin, editor
Blackwell Publishing, 2008
Buku Teks