Cita APA (7th ed.)
Harrison, K. D. (2007). When languages die: The extinction of the world's languages and the erosion of human knowledge. Oxford University Press.
Cita Chicago (17th ed.)
Harrison, K. David. When Languages Die: The Extinction of the World's Languages and the Erosion of Human Knowledge. Oxford ; New York: Oxford University Press, 2007.
Cita MLA (9th ed.)
Harrison, K. David. When Languages Die: The Extinction of the World's Languages and the Erosion of Human Knowledge. Oxford University Press, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.