Citação norma APA

Amra, B., Golshan, M., Fietze, I., Penzel, T., & Welte, T. (2011). Correlation between chronic obstructive pulmonary disease and obstructive sleep apnea syndrome in a general population in Iran*. Medknow Publications & Media Pvt Ltd.

Citação norma Chicago

Amra, Babak, Mohammad Golshan, Ingo Fietze, Thomas Penzel, and Tobias Welte. Correlation between Chronic Obstructive Pulmonary Disease and Obstructive Sleep Apnea Syndrome in a General Population in Iran*. Medknow Publications & Media Pvt Ltd, 2011.

Citação norma MLA

Amra, Babak, et al. Correlation between Chronic Obstructive Pulmonary Disease and Obstructive Sleep Apnea Syndrome in a General Population in Iran*. Medknow Publications & Media Pvt Ltd, 2011.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.