@book{Rancke+2023, url = {https://doi.org/10.3790/9783428442041}, title = {Die freien Berufe zwischen Arbeits- und Wirtschaftsrecht}, title = {Materielle Kriterien des Arbeitnehmerbegriffs}, author = {Friedbert Rancke}, publisher = {Duncker & Humblot}, address = {}, doi = {doi:10.3790/9783428442041}, isbn = {9783428442041}, year = {1978}, lastchecked = {2023} }