@book{Kirsch+Müllerschön+2020,
url = {https://doi.org/10.3790/9783896445285},
title = {Marketing kompakt},
title = {},
author = {Jürgen KirschBernd Müllerschön},
publisher = {Verlag Wissenschaft & Praxis},
address = {},
doi = {doi:10.3790/9783896445285},
isbn = {9783896445285},
year = {2009},
lastchecked = {2020}
}