@article{Vogel:296211, recid = {296211}, author = {Vogel, Gisbert}, title = {Über Arbeitsproduktivität}, journal = {German Journal of Agricultural Economics/ Agrarwirtschaft}, address = {1954}, year = {1954}, url = {http://ageconsearch.umn.edu/record/296211}, doi = {https://doi.org/10.22004/ag.econ.296211}, }