Heckman, J. J., Layne-Farrar, A., & Todd, P. (1995). The schooling quality earnings relationship: Using economic theory to interpret functional forms consistent with the evidence.
Chicago-Zitierstil (17. Ausg.)Heckman, James J., Anne Layne-Farrar, und Petra Todd. The Schooling Quality Earnings Relationship: Using Economic Theory to Interpret Functional Forms Consistent with the Evidence. Cambridge, Mass, 1995.
MLA-Zitierstil (9. Ausg.)Heckman, James J., et al. The Schooling Quality Earnings Relationship: Using Economic Theory to Interpret Functional Forms Consistent with the Evidence. 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.