Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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