BibTeX-Format:
@incollection{ title = {{C}hild-external and -internal factors in bilingual code-switching: {S}panish, {I}talian, {F}rench and {G}erman}, typ = {incollection}, pages = {191-209}, address = {Frankfurt am Main}, publisher = {Lang}, booktitle = {{L}anguage {C}ontact around the {G}lobe. {P}roceedings of the {L}anguage {C}ontact in {T}imes of {G}lobalization ({L}{C}{T}{G} 3)}, year = {2014}, editor = {Amei Koll-Stobbe