Cita APA (7th ed.)

Robinson, G., Pepperell, J., Davies, R., & Stradling, J. (2003). Caffeine levels following treatment of obstructive sleep apnoea.

Cita Chicago (17th ed.)

Robinson, G., J. Pepperell, R. Davies, i JR Stradling. Caffeine Levels Following Treatment of Obstructive Sleep Apnoea. 2003.

Cita MLA (9th ed.)

Robinson, G., et al. Caffeine Levels Following Treatment of Obstructive Sleep Apnoea. 2003.