Becker, Joanne M., author
Delmar Cengage Learning, 2010
Buku Teks
Becker, Joanne M
Delmar Cengage Learning, 2010
Multimedia
Spadaccini, Michael, author
Ep Entrepreneuir Press, 2011
Buku Teks
Garrett, James J.
Practising Law Institute, 1978
Buku Teks
Taylor, Paul M.
Sweet &Maxwell, 1999
Buku Teks