BibTeX-Format:
@incollection{Klein 2009, pages = {297-323}, booktitle = {{D}escribing and {M}odeling {V}ariation in {G}rammar}, editor = {Andreas Dufter and Jürg Fleischer and Guido Seiler}, typ = {incollection}, sortname = {Klein}, series = {Trends in Linguistics. Studies and Monographs