Cita APA

Walters, M. I., Edwards, P. R., Waterhouse, J. C., & Howard, P. (1993). Long term domiciliary oxygen therapy in chronic obstructive pulmonary disease. Thorax.

Chicago Style Citation

Walters, M. I., P. R. Edwards, J. C. Waterhouse, i P. Howard. "Long Term Domiciliary Oxygen Therapy in Chronic Obstructive Pulmonary Disease." Thorax 1993.

Cita MLA

Walters, M. I., P. R. Edwards, J. C. Waterhouse, i P. Howard. "Long Term Domiciliary Oxygen Therapy in Chronic Obstructive Pulmonary Disease." Thorax 1993.