American Thoracic Society & American Lung Association. (1994). American journal of respiratory and critical care medicine. American Lung Association.
Cita Chicago Style (17a ed.)American Thoracic Society y American Lung Association. American Journal of Respiratory and Critical Care Medicine. [New York, NY]: American Lung Association, 1994.
Cita MLA (9a ed.)American Thoracic Society y American Lung Association. American Journal of Respiratory and Critical Care Medicine. American Lung Association, 1994.
Precaución: Estas citas no son 100% exactas.