Citação norma APA

Duffy, N., Walker, P., Diamantea, F., Calverley, P., & Davies, L. (2005). Intravenous aminophylline in patients admitted to hospital with non-acidotic exacerbations of chronic obstructive pulmonary disease: A prospective randomised controlled trial. BMJ Group.

Citação norma Chicago

Duffy, N., P. Walker, F. Diamantea, P. Calverley, and L. Davies. Intravenous Aminophylline in Patients Admitted to Hospital With Non-acidotic Exacerbations of Chronic Obstructive Pulmonary Disease: A Prospective Randomised Controlled Trial. BMJ Group, 2005.

Citação norma MLA

Duffy, N., et al. Intravenous Aminophylline in Patients Admitted to Hospital With Non-acidotic Exacerbations of Chronic Obstructive Pulmonary Disease: A Prospective Randomised Controlled Trial. BMJ Group, 2005.

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