एपीए उद्धरण

Whitfield, P. (1993). Natural history of evolution. Doubleday.

शिकागो स्टाइल उद्धरण

Whitfield, Philip. Natural History of Evolution. London: Doubleday, 1993.

एमएलए उद्धरण

Whitfield, Philip. Natural History of Evolution. Doubleday, 1993.