edited by Stephen P. Osborne
Routledge, 2010
Buku Teks
O`hare, Michael
Van Nostrand Reinhold, 1983
Buku Teks
Anna Galluzzi
Chandos , 2014
eBooks
Starling, Grover, author
Dorsey Press, 1979
Buku Teks
Ranson, Stewart, author
ST.Martin's Press, 1994
Buku Teks