McConnel, C. (2013). Economics (19th.). McGraw Hill.
Cita Chicago (17th ed.)McConnel, C.R. Economics. 19th. McGraw Hill, 2013.
Cita MLA (9th ed.)McConnel, C.R. Economics. 19th. McGraw Hill, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.