Dalby, A. (2003). Language in danger: The loss of linguistic diversity and the threat to our future. Columbia Univ. Press.

Dalby, Andrew. Language in Danger: The Loss of Linguistic Diversity and the Threat to Our Future. New York: Columbia Univ. Press, 2003.

Dalby, Andrew. Language in Danger: The Loss of Linguistic Diversity and the Threat to Our Future. Columbia Univ. Press, 2003.