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