APA

Kendall P. C., Holmbeck G. N. & Butcher J. N. (1999). Handbook of research methods in clinical psychology. New York: Wiley.

Chicago

Kendall Philip C, Holmbeck Grayson N and Butcher James Neal. 1999. Handbook of research methods in clinical psychology. New York: Wiley.

Harvard

Kendall P. C., Holmbeck G. N. and Butcher J. N. (1999). Handbook of research methods in clinical psychology. New York: Wiley.

MLA

Kendall Philip C, Holmbeck Grayson N and Butcher James Neal. Handbook of research methods in clinical psychology. New York: Wiley. 1999.