Cita APA (7a ed.)

Burns, D. D. (2010). When panic attacks: A new drug-free therapy to beat chronic shyness, anxiety and phobias. Vermilion.

Cita Chicago Style (17a ed.)

Burns, David D. When Panic Attacks: A New Drug-free Therapy to Beat Chronic Shyness, Anxiety and Phobias. London: Vermilion, 2010.

Cita MLA (9a ed.)

Burns, David D. When Panic Attacks: A New Drug-free Therapy to Beat Chronic Shyness, Anxiety and Phobias. Vermilion, 2010.

Precaución: Estas citas no son 100% exactas.