Keller, G. (2018). Statistics for management and economics (Onceava edición.). Cengage Learning.
芝加哥风格引文Keller, Gerald. Statistics for Management and Economics. Onceava edición. Boston: Cengage Learning, 2018.
MLA引文Keller, Gerald. Statistics for Management and Economics. Onceava edición. Cengage Learning, 2018.
警告：这些引文格式不一定是100％准确.