APA (7th ed.) Citation

Kortmann, B., & Auwera, J. v. d. (2011). The languages and linguistics of Europe: A comprehensive guide. de Gruyter Mouton.

Chicago Style (17th ed.) Citation

Kortmann, Bernd, and Johan van der Auwera. The Languages and Linguistics of Europe: A Comprehensive Guide. Berlin ; New York: de Gruyter Mouton, 2011.

MLA (9th ed.) Citation

Kortmann, Bernd, and Johan van der Auwera. The Languages and Linguistics of Europe: A Comprehensive Guide. de Gruyter Mouton, 2011.