Cita APA (7th ed.)
Mulvaney, K. (2001). At the ends of the earth: A history of the polar regions. Island Press/Shearwater Books.
Cita Chicago (17th ed.)
Mulvaney, Kieran. At the Ends of the Earth: A History of the Polar Regions. Washington, DC: Island Press/Shearwater Books, 2001.
Cita MLA (9th ed.)
Mulvaney, Kieran. At the Ends of the Earth: A History of the Polar Regions. Island Press/Shearwater Books, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.