McConnell, Campbell R., author
[publisher not identified], [date of publication not identified]
Buku Teks
Lipsey, Richard G., 1928-, author
HarperCollinsCollege Publishers, 1996
Buku Teks
Taylor, Timothy
Irwin/McGraw-Hill, 2003
Multimedia
Samuelson, Paul A. (Paul Anthony), 1915-2009, author
McGraw-Hill, 2010
Buku Teks
Taylor, John B., 1946-, author
South Western Cengage Learning, 2012
Buku Teks