Cita APA (7a ed.)

Davey, G., & Tallis, F. (1994). Worrying: Perspectives on theory, assessment, and treatment. John Wiley & Sons.

Cita Chicago Style (17a ed.)

Davey, Graham, y Frank Tallis. Worrying: Perspectives on Theory, Assessment, and Treatment. Chichester [etc.]: John Wiley & Sons, 1994.

Cita MLA (9a ed.)

Davey, Graham, y Frank Tallis. Worrying: Perspectives on Theory, Assessment, and Treatment. John Wiley & Sons, 1994.