APA (7th ed.) Citation

Egan, S., Shafran, R., Wade, T., & Sarah Egan, R. S. (2012). Changing perfectionism. Oxford Cognitive Therapy Centre.

Chicago Style (17th ed.) Citation

Egan, Sarah, R. Shafran, T. Wade, and Roz Shafran Sarah Egan. Changing Perfectionism. Oxford Cognitive Therapy Centre, 2012.

MLA (9th ed.) Citation

Egan, Sarah, et al. Changing Perfectionism. Oxford Cognitive Therapy Centre, 2012.