edited by Eugene Kontorovich
Edward Elgar Publishing, 2016
Buku Teks
Qureshi, Asif H. , author
Sweet & Maxwell/Thomson Reuters, 2011
Buku Teks
Attard, David Joseph, author
Clarendon Press, 1987
Buku Teks
Calvani, Terry, author
Little, Brown, 1988
Buku Teks
Cambridge University Press , 2012
Buku Teks