Cita APA (7th ed.)
Welch, W. H. (1908). A Consideration of the Introduction of Surgical Anaesthesia.
Cita Chicago (17th ed.)
Welch, William H. A Consideration of the Introduction of Surgical Anaesthesia. Boston, 1908.
Cita MLA (9th ed.)
Welch, William H. A Consideration of the Introduction of Surgical Anaesthesia. 1908.
Atenció: Aquestes cites poden no estar 100% correctes.