Cita APA (7a ed.)
ebrary, Inc, Dufter, A., Fleischer, J., & Seiler, G. (2009). Describing and modeling variation in grammar. Mouton de Gruyter.
Cita Chicago Style (17a ed.)
ebrary, Inc, Andreas Dufter, Jürg Fleischer, y Guido Seiler. Describing and Modeling Variation in Grammar. Berlin ; New York: Mouton de Gruyter, 2009.
Cita MLA (9a ed.)
ebrary, Inc, et al. Describing and Modeling Variation in Grammar. Mouton de Gruyter, 2009.
Precaución: Estas citas no son 100% exactas.