APA (7th ed.) Citation

Delbecque, N., Auwera, J. v. d., & Geeraerts, D. (2005). Perspectives on variation: Sociolinguistic, historical, comparative. Mouton de Gruyter.

Chicago Style (17th ed.) Citation

Delbecque, Nicole, Johan van der Auwera, and Dirk Geeraerts. Perspectives on Variation: Sociolinguistic, Historical, Comparative. Berlin, New York: Mouton de Gruyter, 2005.

MLA (8th ed.) Citation

Delbecque, Nicole, et al. Perspectives on Variation: Sociolinguistic, Historical, Comparative. Mouton de Gruyter, 2005.