Levin, J., & Fox, J. A. (2006). Elementary statistics in social research (10th ed.). Pearson/Allyn and Bacon.
Citace podle Chicago (17th ed.)Levin, Jack, a James Alan Fox. Elementary Statistics in Social Research. 10th ed. Boston, Massachusetts: Pearson/Allyn and Bacon, 2006.
Citace podle MLA (9th ed.)Levin, Jack, a James Alan Fox. Elementary Statistics in Social Research. 10th ed. Pearson/Allyn and Bacon, 2006.
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