एपीए उद्धरण

Proctor, R. (1988). Racial hygiene: Medecine under the Nazis. London: Harvard Univ. Press.

शिकागो स्टाइल उद्धरण

Proctor, Robert. Racial Hygiene: Medecine Under the Nazis. London: Harvard Univ. Press, 1988.

एमएलए उद्धरण

Proctor, Robert. Racial Hygiene: Medecine Under the Nazis. London: Harvard Univ. Press, 1988.