@book{Beckermann+2019,
url = {https://doi.org/10.3790/9783428435746},
title = {Die Bauwirtschaft},
title = {Eine vorwiegend statistische Analyse},
author = {Theo Beckermann},
publisher = {Duncker & Humblot},
address = {},
doi = {doi:10.3790/9783428435746},
isbn = {9783428435746},
year = {1976},
lastchecked = {2019}
}