Cita APA (7th ed.)
Levin, R. I., Kirkpatrick, C. A., & Rubin, D. S. (1982). Quantitative approaches to management (5th ed.). McGraw-Hill.
Cita Chicago (17th ed.)
Levin, Richard I., Charles Atkinson Kirkpatrick, i David S. Rubin. Quantitative Approaches to Management. 5th ed. New York: McGraw-Hill, 1982.
Cita MLA (9th ed.)
Levin, Richard I., et al. Quantitative Approaches to Management. 5th ed. McGraw-Hill, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.