Cita APA (7th ed.)
Beck, A. T., Emery, G., & Greenberg, R. L. Anxiety, Disorders and Phobias: A Cognitive Perspective. Basic Books.
Cita Chicago (17th ed.)
Beck, Aaron T., Gary Emery, i Ruth L. Greenberg. Anxiety, Disorders and Phobias: A Cognitive Perspective. Nueva York, EUA: Basic Books.
Cita MLA (9th ed.)
Beck, Aaron T., et al. Anxiety, Disorders and Phobias: A Cognitive Perspective. Basic Books.
Atenció: Aquestes cites poden no estar 100% correctes.