APA Citatie

Powell, H. F. (1912). Sphenoidal Sinus operated on and cured of Suppuration of some Years' Duration.

Chicago Style citaat

Powell, H. FitzGerald. Sphenoidal Sinus Operated On and Cured of Suppuration of Some Years' Duration. 1912.

MLA citatie

Powell, H. FitzGerald. Sphenoidal Sinus Operated On and Cured of Suppuration of Some Years' Duration. 1912.

Let op: Deze citaties zijn niet altijd 100% accuraat.