Fitz-enz, J. (2009). The ROI of human capital: Measuring the economic value of employee performance (2nd ed.). AMACOM.
Chicago-Zitierstil (17. Ausg.)Fitz-enz, Jac. The ROI of Human Capital: Measuring the Economic Value of Employee Performance. 2nd ed. New York: AMACOM, 2009.
MLA-Zitierstil (9. Ausg.)Fitz-enz, Jac. The ROI of Human Capital: Measuring the Economic Value of Employee Performance. 2nd ed. AMACOM, 2009.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.