Frey, B. S. (1999). Economics as a science of human behaviour: Towards a new social science paradigm (Extended 2nd ed.). Kluwer Academic.
Chicago-Zitierstil (17. Ausg.)Frey, Bruno S. Economics as a Science of Human Behaviour: Towards a New Social Science Paradigm. Extended 2nd ed. Boston: Kluwer Academic, 1999.
MLA-Zitierstil (9. Ausg.)Frey, Bruno S. Economics as a Science of Human Behaviour: Towards a New Social Science Paradigm. Extended 2nd ed. Kluwer Academic, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.