APA Citatie

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

Chicago Style citaat

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

MLA citatie

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

Let op: Deze citaties zijn niet altijd 100% accuraat.