Levine, David M. Business statistics: a first course/ David M. Levine, Timothy C. Krehbiel, Mark L. Berenson. - 4th ed. - Upper Saddle River, NJ: Pearson Prentice-Hall, c2006. - xxviii, 619. : ill. ; 28 cm. Accompanied with software CD. ISBN: 0131536893 Dewey Class. No.: 519.5 / L665