Healey, J. F. (2013). The essentials of statistics: A tool for social research (Third edition.). Wadsworth Cengage Learning.
Chicago Style aipamenaHealey, Joseph F. The Essentials of Statistics: A Tool for Social Research. Third edition. Australia: Wadsworth Cengage Learning, 2013.
MLA aipamenaHealey, Joseph F. The Essentials of Statistics: A Tool for Social Research. Third edition. Wadsworth Cengage Learning, 2013.
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