Cramer, D. (1997). Basic statistics for social research: Step-by-step calculations and computer techniques using Minitab. Routledge.
Citace podle Chicago (17th ed.)Cramer, Duncan. Basic Statistics for Social Research: Step-by-step Calculations and Computer Techniques Using Minitab. London, New York: Routledge, 1997.
Citace podle MLA (9th ed.)Cramer, Duncan. Basic Statistics for Social Research: Step-by-step Calculations and Computer Techniques Using Minitab. Routledge, 1997.
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