Cita APA

Wilkinson, A., Freeston, M., & Meares, K. (2011). CBT for worry and generalised anxiety disorder. Sage.

Citación estilo Chicago

Wilkinson, Andrew, Mark Freeston, y Kevin Meares. CBT for Worry and Generalised Anxiety Disorder. Los Angeles: Sage, 2011.

Cita MLA

Wilkinson, Andrew, et al. CBT for Worry and Generalised Anxiety Disorder. Sage, 2011.