APA (7th ed.) Zitazioa
Eco, U., Weaver, W., Bruegel, P., & Secondari, L. (1998). Serendipities: Language & lunacy. Columbia University Press.
Chicago Style (17th ed.) Zitazioa
Eco, Umberto, William Weaver, Peter Bruegel, eta Linda Secondari. Serendipities: Language & Lunacy. New York: Columbia University Press, 1998.
MLA (9th ed.) Zitazioa
Eco, Umberto, et al. Serendipities: Language & Lunacy. Columbia University Press, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.