@book{Mette+2020, url = {https://doi.org/10.3790/9783428410330}, title = {Das Problem der Nettoumsatzsteuer im Handwerk}, title = {}, author = {Wilhelm Mette}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428410330}, isbn = {9783428410330}, year = {1956}, lastchecked = {2020} }