Citazione Stile APA (7a Edizione)

Howell, D. C. (2010). Statistical methods for psychology (7a. ed.). Wadsworth.

Citazione stile Chigago Style (17a edizione)

Howell, David C. Statistical Methods for Psychology. 7a. ed. Belmont: Wadsworth, 2010.

Citatione MLA (9a ed.)

Howell, David C. Statistical Methods for Psychology. 7a. ed. Wadsworth, 2010.