Cita APA (7th ed.)

Ellis, A., & Doyle, K. A. (2016). How to control your anxiety before it controls you. Citadel Press Books.

Cita Chicago (17th ed.)

Ellis, Albert, i Kristene A. Doyle. How to Control Your Anxiety Before It Controls You. New York: Citadel Press Books, 2016.

Cita MLA (9th ed.)

Ellis, Albert, i Kristene A. Doyle. How to Control Your Anxiety Before It Controls You. Citadel Press Books, 2016.