Cita APA

Guell, R. C. (2010). Issues in economics today (5th ed.). Boston: McGraw-Hill/Irwin.

Citación estilo Chicago

Guell, Robert C. Issues in Economics Today. 5th ed. Boston: McGraw-Hill/Irwin, 2010.

Cita MLA

Guell, Robert C. Issues in Economics Today. 5th ed. Boston: McGraw-Hill/Irwin, 2010.

Precaución: Estas citas no son 100% exactas.