APA (7e ed.) Bronvermelding

Frey, B. S. (1999). Economics as a science of human behaviour: Towards a new social science paradigm (Extended 2nd ed.). Kluwer Academic.

Chicago (17e ed.) Bronvermelding

Frey, Bruno S. Economics as a Science of Human Behaviour: Towards a New Social Science Paradigm. Extended 2nd ed. Boston: Kluwer Academic, 1999.

MLA (9e ed.) Bronvermelding

Frey, Bruno S. Economics as a Science of Human Behaviour: Towards a New Social Science Paradigm. Extended 2nd ed. Kluwer Academic, 1999.