@book{ 0-1564607569, title = {Sing & Swing}, series = {Sing & Swing}, author = {Fischer, Joachim}, address = {Innsbruch}, publisher = {Helbling}, year = {2017}, isbn = {9783862271665}, isbn = {3862271668}, language = {German}, url = {http://deposit.d-nb.de/cgi-bin/dokserv?id=a3a9cc7c15dc4b45b9fadb87696a53e6&prov=M&dok_var=1&dok_ext=htm}, url = {http://d-nb.info/1130800164/04}, url = {https://katalog.hmt-leipzig.de/Record/0-1564607569} }