APA način citiranja

Keller, G., & Gerald Keller. Statistics for management and economics. Mason, OH: Thomson/South-Western.

Čikaški stil citiranja

Keller, Gerald, i Gerald Keller. Statistics for Management and Economics. Mason, OH: Thomson/South-Western.

MLA način citiranja

Keller, Gerald, i Gerald Keller. Statistics for Management and Economics. Mason, OH: Thomson/South-Western.

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