APA Citatie

Simon, J. L. (1987). Effort, opportunity, and wealth. Oxford: Basil Blackwell.

Chicago Style citaat

Simon, Julian L. Effort, Opportunity, and Wealth. Oxford: Basil Blackwell, 1987.

MLA citatie

Simon, Julian L. Effort, Opportunity, and Wealth. Oxford: Basil Blackwell, 1987.

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