BibTeX-Format:
@incollection{Klein 2009, title = {{S}emi-modal variation}, year = {2009}, publisher = {Mouton de Gruyter}, author = {Klein, Katarina}, booktitle = {{D}escribing and {M}odeling {V}ariation in {G}rammar}, typ = {incollection}, sortname = {Klein}, pages = {297-323}, series = {Trends in Linguistics. Studies and Monographs