Ashworth, Allan
Longman, 2001
Buku Teks
Burr, Andrew
Informa Law from Routledge, 2017
Buku Teks
Greenstreet, Bob
Rud Educational and Professional Publishing, 1996
Buku Teks
Hetherington, Mavis E.
McGraw-Hill, 1993
Buku Teks
E. Mavis Hetherington ...[et al.]
McGRaw-Hill, 2006
Buku Teks