Stevenson, W. J. (1985). Business statistics: Concepts and applications (2nd ed.). Harper and Row.
Chicago-referens (17:e uppl.)Stevenson, William J. Business Statistics: Concepts and Applications. 2nd ed. New York: Harper and Row, 1985.
MLA-referens (9:e uppl.)Stevenson, William J. Business Statistics: Concepts and Applications. 2nd ed. Harper and Row, 1985.
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