Mansfield, E. (1987). Statistics for business and economics: Methods and applications (3rd ed.). W.W. Norton.
Chicago-referens (17:e uppl.)Mansfield, Edwin. Statistics for Business and Economics: Methods and Applications. 3rd ed. New York: W.W. Norton, 1987.
MLA-referens (9:e uppl.)Mansfield, Edwin. Statistics for Business and Economics: Methods and Applications. 3rd ed. W.W. Norton, 1987.
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