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