Frank, Robert H., author
McGraw-Hill/Irwin, 2004
Buku Teks
Colander, David C., author
Irwin, 1993
Buku Teks
Blanchard, Olivier, author
Pearson, 2009
Buku Teks
Blanchard, Oliver, author
Prentice-Hall, 1997
Buku Teks
Mankiw, N. Gregory, author
Worth, 1994
Buku Teks