MLA

Malmkjaer, Kirsten. The Linguistics Encyclopedia. 2nd ed. London: Routledge, 2002.

APA

Malmkjaer, K. (2002). The linguistics encyclopedia. 2nd ed. London: Routledge.

Chicago

Malmkjaer, Kirsten ed. The Linguistics Encyclopedia. 2nd ed. London: Routledge, 2002.