BibTeX-Format:
@incollection{Klein 2009, mylabel = {Klein 2009}, year = {2009}, title = {{S}emi-modal variation}, typ = {incollection}, address = {Berlin}, author = {Klein, Katarina}, pBuchhandel_URL = {https://www.degruyter.com/view/books/9783110216097/9783110216097.3.297/9783110216097.3.297.xml}, series = {Trends in Linguistics. Studies and Monographs