BibTeX-Format:
@incollection{ series = {Studies on Language Acquisition 10}, typ = {incollection}, author = {Müller, Natascha}, year = {1990}, booktitle = {{T}wo {F}irst {L}anguages. {E}arly {G}rammatical {D}evelopment in {B}ilingual {C}hildren}, address = {Dordrecht}, pages = {193-234}, publisher = {Foris}, title = {{D}eveloping two gender assignment systems simultaneously}, editor = {Jürgen M. Meisel}}