Cita APA (7th ed.)

McKinstry, B., Wilson, P., & Espie, C. (2008). Non-pharmacological management of chronic insomnia in primary care.

Cita Chicago (17th ed.)

McKinstry, B., P. Wilson, i C. Espie. Non-pharmacological Management of Chronic Insomnia in Primary Care. 2008.

Cita MLA (9th ed.)

McKinstry, B., et al. Non-pharmacological Management of Chronic Insomnia in Primary Care. 2008.