एपीए उद्धरण

Lyttleton, R. (1968). Mysteries of the solar system. Oxford University.

शिकागो स्टाइल उद्धरण

Lyttleton, R.A. Mysteries of the Solar System. London: Oxford University, 1968.

एमएलए उद्धरण

Lyttleton, R.A. Mysteries of the Solar System. Oxford University, 1968.