Rennard, S. I., & Vestbo, J. (2008). Natural Histories of Chronic Obstructive Pulmonary Disease. American Thoracic Society.
Citação norma ChicagoRennard, Stephen I., and Jørgen Vestbo. Natural Histories of Chronic Obstructive Pulmonary Disease. American Thoracic Society, 2008.
MLA CitationRennard, Stephen I., and Jørgen Vestbo. Natural Histories of Chronic Obstructive Pulmonary Disease. American Thoracic Society, 2008.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.