APA citiranje

Maleki-Yazdi, M. R., Kelly, S. M., Lam, S. S., Marin, M., Barbeau, M., & Walker, V. (2012). The burden of illness in patients with moderate to severe chronic obstructive pulmonary disease in Canada. Pulsus Group Inc.

Citação norma Chicago

Maleki-Yazdi, M Reza, Suzanne M. Kelly, Sy S. Lam, Mihaela Marin, Martin Barbeau, and Valery Walker. The Burden of Illness in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease in Canada. Pulsus Group Inc, 2012.

MLA citiranje

Maleki-Yazdi, M Reza, et al. The Burden of Illness in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease in Canada. Pulsus Group Inc, 2012.