APA-referens (7:e uppl.)

Liddle, A. R. (2003). An introduction to modern cosmology (2nd ed.). Wiley.

Chicago-referens (17:e uppl.)

Liddle, Andrew R. An Introduction to Modern Cosmology. 2nd ed. Chichester ; Hoboken, NJ: Wiley, 2003.

MLA-referens (8:e uppl.)

Liddle, Andrew R. An Introduction to Modern Cosmology. 2nd ed. Wiley, 2003.