APA (7th ed.) Citation

Howitt, D., & Cramer, D. (2011). Introduction to statistics in psychology (5th ed.). Pearson.

Chicago Style (17th ed.) Citation

Howitt, Dennis, and Duncan Cramer. Introduction to Statistics in Psychology. 5th ed. Harlow, England: Pearson, 2011.

MLA (9th ed.) Citation

Howitt, Dennis, and Duncan Cramer. Introduction to Statistics in Psychology. 5th ed. Pearson, 2011.