Schiller, B. R. (1996). Essentials of economics (2ne ed.). McGraw-Hill.
Cita Chicago Style (17a ed.)Schiller, Bradley R. Essentials of Economics. 2ne ed. New York: McGraw-Hill, 1996.
Cita MLA (9a ed.)Schiller, Bradley R. Essentials of Economics. 2ne ed. McGraw-Hill, 1996.
Precaución: Estas citas no son 100% exactas.