MLA

Ender, Andrea, et al. Methods In Contemporary Linguistics. De Gruyter, 2012.

APA

Ender, A., Gast, V., Leemann, A., & Wälchli, B. (2012). Methods in Contemporary Linguistics. De Gruyter.

Chicago

Ender, Andrea, Volker Gast, Adrian Leemann, and Bernhard Wälchli. Methods In Contemporary Linguistics. : De Gruyter, 2012.