Mason, R. D. (1990). Statistical techniques in Business and economics: / Robert D. Mason, Douglas A. Lind (7th ed.). Irwin.
Tohutoru Kātū Chicago (17th ed.)Mason, Robert D. Statistical Techniques in Business and Economics: / Robert D. Mason, Douglas A. Lind. 7th ed. Homewood, Il.: Irwin, 1990.
Tohutoro MLA (9th ed.)Mason, Robert D. Statistical Techniques in Business and Economics: / Robert D. Mason, Douglas A. Lind. 7th ed. Irwin, 1990.
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