Kirk, R. E. (1999). Statistics: An introduction (4th ed.). Harcourt Brace College Publishers.
Chicago Style aipamenaKirk, Roger E. Statistics: An Introduction. 4th ed. London: Harcourt Brace College Publishers, 1999.
MLA aipamenaKirk, Roger E. Statistics: An Introduction. 4th ed. Harcourt Brace College Publishers, 1999.
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