Keller, G., & Warrack, B. (1994). Data disk for Essentials of business statistics (2nd ed.). Belmont, Calif.: Duxbury Press.
Trích dẫn kiểu ChicagoKeller, Gerald., và Brian Warrack. Data Disk for Essentials of Business Statistics. 2nd ed. Belmont, Calif.: Duxbury Press, 1994.
MLA CitationKeller, Gerald., và Brian Warrack. Data Disk for Essentials of Business Statistics. 2nd ed. Belmont, Calif.: Duxbury Press, 1994.
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