edited by Sally C. Reynolds, Andrew Gallaghe
Cambridge University Press, 2012
Buku Teks
edited by Peter Burke
Pennsylvania State University Press, 1995
Buku Teks
edited by Charles Jones
Longman, 1993
Buku Teks
Lewis, Michele K., author
[Springer, ], 2012
eBooks
Fisher, Maisha T., author
Routledge, 2009
Buku Teks