एपीए उद्धरण

Ludman, H. (1981). Discharge from the ear: Chronic suppurative otitis media.

शिकागो स्टाइल उद्धरण

Ludman, H. Discharge From the Ear: Chronic Suppurative Otitis Media. 1981.

एमएलए उद्धरण

Ludman, H. Discharge From the Ear: Chronic Suppurative Otitis Media. 1981.