APA引文

Fitz-enz, J. (2009). The ROI of human capital: Measuring the economic value of employee performance (2nd ed.). AMACOM.

芝加哥风格引文

Fitz-enz, Jac. The ROI of Human Capital: Measuring the Economic Value of Employee Performance. 2nd ed. New York: AMACOM, 2009.

MLA引文

Fitz-enz, Jac. The ROI of Human Capital: Measuring the Economic Value of Employee Performance. 2nd ed. AMACOM, 2009.

警告：这些引文格式不一定是100％准确.