एपीए उद्धरण

Leal, J. L. (1899). An Epidemic of Typhoid Fever Due to an Infected Water Supply.

शिकागो स्टाइल उद्धरण

Leal, John Lainy. An Epidemic of Typhoid Fever Due to an Infected Water Supply. 1899.

एमएलए उद्धरण

Leal, John Lainy. An Epidemic of Typhoid Fever Due to an Infected Water Supply. 1899.