APA-referens

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

Chicago-stil citat

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

MLA-referens

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