Claudio Corradetti, editor
Springer, 2012
eBooks
Warren, Bill, author
Routledge , 1998
Buku Teks
edited by Ben Boer
Oxford University Press, 2015
Buku Teks
edited by William J. Taverner, Ryan W. McKee
McGraw-Hill, 2012
Buku Teks
Wulff, David M., 1940-
Wiley, 1991
Buku Teks