APA (7th ed.) Zitazioa
Regis, P. (2003). A natural history of the romance novel. University of Pennsylvania Press.
Chicago Style (17th ed.) Zitazioa
Regis, Pamela. A Natural History of the Romance Novel. Philadelphia [Pa.]: University of Pennsylvania Press, 2003.
MLA (9th ed.) Zitazioa
Regis, Pamela. A Natural History of the Romance Novel. University of Pennsylvania Press, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.