@book{ 0-254311806, title = {Internet in Öffentlichen Bibliotheken: Up (to) date!}, series = {Dbi-Materialien}, author = {Sommerfeld, Marion}, editor = {Sommerfeld, Marion}, address = {Berlin}, publisher = {Dt. Bibliotheksinst.}, year = {1999}, isbn = {3870689811}, language = {German}, note = {Literaturverz. S. 167 - 171}, url = {http://www.gbv.de/dms/hebis-darmstadt/toc/61285323.pdf}, url = {https://katalog.ub.uni-leipzig.de/Record/0-254311806} }