@book{ 0-112925593X, title = {Nationale Varietäten des Deutschen}, series = {Studienbibliografien Sprachwissenschaft}, author = {Ammon, Ulrich}, editor = {Ammon, Ulrich}, address = {Heidelberg}, publisher = {Groos}, year = {1997}, language = {German}, note = {Verschiedene Bestellnr. vergeben}, url = {https://katalog.hgb-leipzig.de/Record/0-112925593X} }