Cita APA (7th ed.)

Head, K., Chong, L., Hopkins, C., Philpott, C., Burton, M., & Schilder, A. (2016). Short-course oral steroids alone for chronic rhinosinusitis. John Wiley and Sons, Ltd.

Cita Chicago (17th ed.)

Head, K., L. Chong, C. Hopkins, C. Philpott, M. Burton, i A. Schilder. Short-course Oral Steroids Alone for Chronic Rhinosinusitis. John Wiley and Sons, Ltd, 2016.

Cita MLA (9th ed.)

Head, K., et al. Short-course Oral Steroids Alone for Chronic Rhinosinusitis. John Wiley and Sons, Ltd, 2016.