Davis, S. F. Introduction to Statistics and Research Methods: Pearson New International Edition : Becoming a Psychological Detective, An (1.). Pearson Education UK.
Lua i Stíl Chicago (17ú heag.)Davis, Stephen F.;Smith. Introduction to Statistics and Research Methods: Pearson New International Edition : Becoming a Psychological Detective, An. 1. Pearson Education UK.
Lua MLA (8ú heag.)Davis, Stephen F.;Smith. Introduction to Statistics and Research Methods: Pearson New International Edition : Becoming a Psychological Detective, An. 1. Pearson Education UK.
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