Cita APA (7th ed.)
Sanders, D., Hallam, R. S., & Wills, F. (2003). Counselling for anxiety problems (2nd ed.). Sage Pub..
Cita Chicago (17th ed.)
Sanders, Diana, Richard S. Hallam, i Frank Wills. Counselling for Anxiety Problems. 2nd ed. London ; Thousand Oaks, Calif.: Sage Pub., 2003.
Cita MLA (9th ed.)
Sanders, Diana, et al. Counselling for Anxiety Problems. 2nd ed. Sage Pub., 2003.
Atenció: Aquestes cites poden no estar 100% correctes.