Healey, J. F. (1995). Statistics: A tool for social research (4th ed.). Wadsworth Publishing.
Chicago Style (17th ed.) CitationHealey, Joseph F. Statistics: A Tool for Social Research. 4th ed. Belmont, Calif: Wadsworth Publishing, 1995.
MLA (9th ed.) CitationHealey, Joseph F. Statistics: A Tool for Social Research. 4th ed. Wadsworth Publishing, 1995.
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