APA (7th ed.) Zitazioa

Meyer, D. L., & Davis, R. A. (2009). A sea without fish: Life in the Ordovician sea of the Cincinnati region. Indiana University Press.

Chicago Style (17th ed.) Zitazioa

Meyer, David L., eta R. A. Davis. A Sea Without Fish: Life in the Ordovician Sea of the Cincinnati Region. Bloomington: Indiana University Press, 2009.

MLA (9th ed.) Zitazioa

Meyer, David L., eta R. A. Davis. A Sea Without Fish: Life in the Ordovician Sea of the Cincinnati Region. Indiana University Press, 2009.