APA (7th ed.) Zitazioa
Hilliard, H. (1922). Ethyl Chloride Anaesthesia as an aid to medical and surgical practice.
Chicago Style (17th ed.) Zitazioa
Hilliard, Harvey. Ethyl Chloride Anaesthesia as an Aid to Medical and Surgical Practice. London, 1922.
MLA (9th ed.) Zitazioa
Hilliard, Harvey. Ethyl Chloride Anaesthesia as an Aid to Medical and Surgical Practice. 1922.
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