Dyfyniad APA

Peck, R., Olsen, C., & Devore, J. L. (2012). Introduction to statistics and data analysis (4th ed.). Brooks/Cole Cengage Learning.

Dyfyniad Arddull Chicago

Peck, Roxy, Chris Olsen, and Jay L. Devore. Introduction to Statistics and Data Analysis. 4th ed. Australia: Brooks/Cole Cengage Learning, 2012.

Dyfyniad MLA

Peck, Roxy, et al. Introduction to Statistics and Data Analysis. 4th ed. Brooks/Cole Cengage Learning, 2012.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.