Cita APA (7a ed.)

Harvey, L., Inglis, S., & Espie, C. (2002). Insomniacs' reported use of CBT components and relationship to long-term clinical outcome.

Cita Chicago Style (17a ed.)

Harvey, L., S. Inglis, y C. Espie. Insomniacs' Reported Use of CBT Components and Relationship to Long-term Clinical Outcome. 2002.

Cita MLA (9a ed.)

Harvey, L., et al. Insomniacs' Reported Use of CBT Components and Relationship to Long-term Clinical Outcome. 2002.