APA način citiranja (7. izdanje)

Ryden, B. S. (2014). Introduction to cosmology (Pearson new international edition.). Pearson.

Čikaški stil citiranja (17. izdanje)

Ryden, Barbara Sue. Introduction to Cosmology. Pearson new international edition. Harlow: Pearson, 2014.

MLA način citiranja (8. izdanje)

Ryden, Barbara Sue. Introduction to Cosmology. Pearson new international edition. Pearson, 2014.