Dempsey, D. (2004). On the brink: The Great Lakes in the 21st century. Michigan State University Press.
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Chicago Style (17th ed.) Zitazioa
Dempsey, Dave. On the Brink: The Great Lakes in the 21st Century. East Lansing: Michigan State University Press, 2004.
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MLA (9th ed.) Zitazioa
Dempsey, Dave. On the Brink: The Great Lakes in the 21st Century. Michigan State University Press, 2004.
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Kontuz: berrikusi erreferentzia hauek erabili aurretik.