APA (7th ed.) Citation

Howell, D. C. (1987). Statistical methods for psychology (2. ed.). Duxbury Press.

Chicago Style (17th ed.) Citation

Howell, David C. Statistical Methods for Psychology. 2. ed. Boston, Mass: Duxbury Press, 1987.

MLA (9th ed.) Citation

Howell, David C. Statistical Methods for Psychology. 2. ed. Duxbury Press, 1987.