Cita APA

Guell, C. R. (2007). Issues in economics today. Boston: McGraw-Hill/Irwin.

Citación estilo Chicago

Guell, C. Robert. Issues in Economics Today. Boston: McGraw-Hill/Irwin, 2007.

Cita MLA

Guell, C. Robert. Issues in Economics Today. Boston: McGraw-Hill/Irwin, 2007.

Precaución: Estas citas no son 100% exactas.