एपीए उद्धरण

Barrow, J. D. (2005). Impossibility: Limits of science and the science of limits. Vintage.

शिकागो स्टाइल उद्धरण

Barrow, John D. Impossibility: Limits of Science and the Science of Limits. London: Vintage, 2005.

एमएलए उद्धरण

Barrow, John D. Impossibility: Limits of Science and the Science of Limits. Vintage, 2005.