APA citiranje

Drager, L. F., Polotsky, V. Y., & Lorenzi-Filho, G. (2011). Obstructive Sleep Apnea: An Emerging Risk Factor for Atherosclerosis. American College of Chest Physicians.

Citação norma Chicago

Drager, Luciano F., Vsevolod Y. Polotsky, and Geraldo Lorenzi-Filho. Obstructive Sleep Apnea: An Emerging Risk Factor for Atherosclerosis. American College of Chest Physicians, 2011.

MLA citiranje

Drager, Luciano F., Vsevolod Y. Polotsky, and Geraldo Lorenzi-Filho. Obstructive Sleep Apnea: An Emerging Risk Factor for Atherosclerosis. American College of Chest Physicians, 2011.