Heckman, J. J., Layne-Farrar, A., & Todd, P. (1995). Does measured school quality really matter?: An examination of the earnings quality relationship.
Chicago-Zitierstil (17. Ausg.)Heckman, James J., Anne Layne-Farrar, und Petra Todd. Does Measured School Quality Really Matter?: An Examination of the Earnings Quality Relationship. Cambridge, Mass, 1995.
MLA-Zitierstil (9. Ausg.)Heckman, James J., et al. Does Measured School Quality Really Matter?: An Examination of the Earnings Quality Relationship. 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.