@book{Liberty+2023,
url = {https://doi.org/10.3790/9783896739896},
title = {Das schriftliche Gespräch mit dem Kunden},
title = {Werbebriefe, die ankommen},
author = {Sabine Liberty},
publisher = {Verlag Wissenschaft & Praxis},
address = {},
doi = {doi:10.3790/9783896739896},
isbn = {9783896739896},
year = {2006},
lastchecked = {2023}
}