एपीए उद्धरण

Harper, C. A. (1909). Morbidity and Mortality Statistics of Typhoid Fever in the Middle West.

शिकागो स्टाइल उद्धरण

Harper, C. A. Morbidity and Mortality Statistics of Typhoid Fever in the Middle West. 1909.

एमएलए उद्धरण

Harper, C. A. Morbidity and Mortality Statistics of Typhoid Fever in the Middle West. 1909.