APA (7th ed.) Zitazioa
DeCourten, F. (2013). Dinosaurs of Utah (Second edition.). The University of Utah Press.
Chicago Style (17th ed.) Zitazioa
DeCourten, Frank. Dinosaurs of Utah. Second edition. Salt Lake City: The University of Utah Press, 2013.
MLA (9th ed.) Zitazioa
DeCourten, Frank. Dinosaurs of Utah. Second edition. The University of Utah Press, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.