APA Citatie

Frank, R. H. (2010). Principles of economics. 2nd ed: McGraw-Hill Education.

Chicago Style citaat

Frank, Robert H. Principles of Economics. 2nd ed: McGraw-Hill Education, 2010.

MLA citatie

Frank, Robert H. Principles of Economics. 2nd ed: McGraw-Hill Education, 2010.

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