@book{Frank+2020,
url = {https://doi.org/10.3790/9783896446114},
title = {Volkswirtschaftslehre},
title = {Grundlagen},
author = {Willy Frank},
publisher = {Verlag Wissenschaft & Praxis},
address = {},
doi = {doi:10.3790/9783896446114},
isbn = {9783896446114},
year = {2012},
lastchecked = {2020}
}