Gravetter, F. J. (2004). Statistics for the behavioral sciencesFrederick J Gravetter, Larry B. Wallnau. Thomson Learning.
Čikaški stil citiranja (17. izdanje)Gravetter, Frederick J. Statistics for the Behavioral SciencesFrederick J Gravetter, Larry B. Wallnau. Thomson Learning, 2004.
MLA način citiranja (8. izdanje)Gravetter, Frederick J. Statistics for the Behavioral SciencesFrederick J Gravetter, Larry B. Wallnau. Thomson Learning, 2004.
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