@misc{Arndt2014, author = {Melanie Arndt}, title = {Umweltgeschichte (Version 2.0)}, edition = {Version 2.0}, doi = {10.14765/zzf.dok.2.259.v2}, url = {http://docupedia.de/zg/arndt_umweltgeschichte_v2_de_2012}, type = {webpublication}, year = {2014}, }