Bowerman, B. L., O'Connell, R. T., Murphree, E. S., Orris, J., Huchendorf, S. C., Porter, D. C., & Schur, P. J. (2015). Essentials of business statistics (Fifth edition.). McGraw-Hill Education.

Bowerman, Bruce L., Richard T. O'Connell, Emily S. Murphree, J.B Orris, Steven C. Huchendorf, Dawn C. Porter, and Patrick J. Schur. Essentials of Business Statistics. Fifth edition. New York, NY: McGraw-Hill Education, 2015.

Bowerman, Bruce L., et al. Essentials of Business Statistics. Fifth edition. McGraw-Hill Education, 2015.