एपीए उद्धरण

Simpson, G. G., & Beck, W. S. (1965). Life: An Introduction to Biology. New York: Harcourt, Brace&World.

शिकागो स्टाइल उद्धरण

Simpson, George Gaylord, और William S. Beck. Life: An Introduction to Biology. New York: Harcourt, Brace&World, 1965.

एमएलए उद्धरण

Simpson, George Gaylord, और William S. Beck. Life: An Introduction to Biology. New York: Harcourt, Brace&World, 1965.