Colander, D. C. (2006). Economics (6th ed.). McGraw-Hill/Irwin.
Cita Chicago (17th ed.)Colander, David C. Economics. 6th ed. Boston: McGraw-Hill/Irwin, 2006.
Cita MLA (8th ed.)Colander, David C. Economics. 6th ed. McGraw-Hill/Irwin, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.