APA-referens

Narlikar, J. V. (1993). Introduction to cosmology (1st Indian ed.). Cambridge University Press.

Chicago-stil citat

Narlikar, Jayant Vishnu. Introduction to Cosmology. 1st Indian ed. Cambridge [England]: Cambridge University Press, 1993.

MLA-referens

Narlikar, Jayant Vishnu. Introduction to Cosmology. 1st Indian ed. Cambridge University Press, 1993.