Citação norma APA

Wellenius, G. A., Yeh, G. Y., Coull, B. A., Suh, H. H., Phillips, R. S., & Mittleman, M. A. (2007). Effects of ambient air pollution on functional status in patients with chronic congestive heart failure: A repeated-measures study. BioMed Central.

Citação norma Chicago

Wellenius, Gregory A., Gloria Y. Yeh, Brent A. Coull, Helen H. Suh, Russell S. Phillips, and Murray A. Mittleman. Effects of Ambient Air Pollution On Functional Status in Patients With Chronic Congestive Heart Failure: A Repeated-measures Study. BioMed Central, 2007.

Citação norma MLA

Wellenius, Gregory A., et al. Effects of Ambient Air Pollution On Functional Status in Patients With Chronic Congestive Heart Failure: A Repeated-measures Study. BioMed Central, 2007.

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