एपीए उद्धरण

Silk, J. (2008). The infinite cosmos: Questions from the frontiers of cosmology. Oxford University Press.

शिकागो स्टाइल उद्धरण

Silk, Joseph. The Infinite Cosmos: Questions from the Frontiers of Cosmology. Oxford: Oxford University Press, 2008.

एमएलए उद्धरण

Silk, Joseph. The Infinite Cosmos: Questions from the Frontiers of Cosmology. Oxford University Press, 2008.