South-Western , 2005
Buku Teks
Needles, Belverd E., author
Houghton Mifflin, 2008
Buku Teks
Hoyle, Joe B., author
McGraw-Hill, Irwin, 2001
Buku Teks
Anthony, Robert Newton, 1916-2006, author
Addison-Wesley, 1988
Buku Teks
Riahi-Belkaoui, Ahmed, 1943-, author
Business Press, 2000
Buku Teks