BibTeX-Format:
@incollection{ author = {Müller, Natascha}, publisher = {Mouton de Gruyter}, booktitle = {{G}ender in grammar and cognition, {I}. {A}pproaches to gender}, pages = {351-399}, year = {1999}, title = {{G}ender and number in acquisition}, address = {The Hague}, editor = {Barbara Unterbeck