Strong, Frank R., author
Dennis & Co., 1950
Buku Teks
Clancey, Richad, author
Sweet & Maxwell, 2011
Buku Teks
Barron, Jerome A., author
West, 2009
Buku Teks
Smith, Glenn C., author
John Wiley & Sons, 2012
Buku Teks
Tan, Kevin, Y.L., author
Lexis Nexis, 2010
Buku Teks