Cita APA

Howell, D. C. (1987). Statistical methods for psychology (Second edition.). Duxbury Press.

Citación estilo Chicago

Howell, David C. Statistical Methods for Psychology. Second edition. Boston: Duxbury Press, 1987.

Cita MLA

Howell, David C. Statistical Methods for Psychology. Second edition. Duxbury Press, 1987.