Mason, R. D., & Lind, D. A. (1996). Statistical techniques in business and economics (9th instructor's ed.). Irwin.
Cita Chicago (17th ed.)Mason, Robert D., i Douglas A. Lind. Statistical Techniques in Business and Economics. 9th instructor's ed. Chicago: Irwin, 1996.
Cita MLA (9th ed.)Mason, Robert D., i Douglas A. Lind. Statistical Techniques in Business and Economics. 9th instructor's ed. Irwin, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.