एपीए उद्धरण

Narlikar, J. V. (2004). An introduction to cosmology (3rd ed.). Cambridge University Press.

शिकागो स्टाइल उद्धरण

Narlikar, Jayant V. An Introduction to Cosmology. 3rd ed. Cambridge: Cambridge University Press, 2004.

एमएलए उद्धरण

Narlikar, Jayant V. An Introduction to Cosmology. 3rd ed. Cambridge University Press, 2004.