Kortmann, Bernd and Lunkenheimer, Kerstin (eds.) 2011. The electronic World Atlas of Varieties of English. Leipzig: Max Planck Institute for Evolutionary Anthropology
@book{kortmannlunkenheimer2011, address = {Leipzig}, editor = {Kortmann, Bernd and Lunkenheimer, Kerstin}, key = {Kortmann & Lunkenheimer 2011}, publisher = {Max Planck Institute for Evolutionary Anthropology <http://www.ewave-atlas.org/>}, title = {The electronic World Atlas of Varieties of English}, year = {2011} }