Cita APA (7a ed.)

Clark, D. M., Salkovskis, P. M., & Chalkley, A. J. (1985). Respiratory control as a treatment for panic attacks. [s.n.].

Cita Chicago Style (17a ed.)

Clark, David M., Paul M. Salkovskis, y A. J. Chalkley. Respiratory Control as a Treatment for Panic Attacks. [S.l.]: [s.n.], 1985.

Cita MLA (9a ed.)

Clark, David M., et al. Respiratory Control as a Treatment for Panic Attacks. [s.n.], 1985.