Kortmann, Bernd (ed.) 2000-2005. Freiburg English Dialect Corpus.
http://www2.anglistik.uni-freiburg.de/institut/lskortmann/FRED/index.htm
@misc{fred, editor = {Kortmann, Bernd}, title = {Freiburg English Dialect Corpus}, url = {http://www2.anglistik.uni-freiburg.de/institut/lskortmann/FRED/index.htm}, year = {2000-2005} }