APA (7th ed.) Citation

Barker, C., Elliott, R., & Pistrang, N. (2016). Research methods in clinical psychology: An introduction for students and practitioners. Wiley-Blackwell.

Chicago Style (17th ed.) Citation

Barker, Chris, Robert Elliott, and Nancy Pistrang. Research Methods in Clinical Psychology: An Introduction for Students and Practitioners. Chichester, West Sussex, [England]: Wiley-Blackwell, 2016.

MLA (9th ed.) Citation

Barker, Chris, et al. Research Methods in Clinical Psychology: An Introduction for Students and Practitioners. Wiley-Blackwell, 2016.