Madsen, R. W. (1980). Statistical concepts: With applications to business and economics. Prentice-Hall.
Chicago-viite (17. p.)Madsen, Richard W. Statistical Concepts: With Applications to Business and Economics. Englewood Cliffs, New Jersey: Prentice-Hall, 1980.
MLA-viite (9. p.)Madsen, Richard W. Statistical Concepts: With Applications to Business and Economics. Prentice-Hall, 1980.
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