Harper, C. A. (1909). Morbidity and Mortality Statistics of Typhoid Fever in the Middle West.
Chicago Style citaatHarper, C. A. Morbidity and Mortality Statistics of Typhoid Fever in the Middle West. 1909.
MLA citatieHarper, C. A. Morbidity and Mortality Statistics of Typhoid Fever in the Middle West. 1909.
Let op: Deze citaties zijn niet altijd 100% accuraat.