@book{Niewalda+1971,
url = {https://doi.org/10.1515/9783111696089},
title = {Die elektronische Datenverarbeitung im Bibliothekswesen},
author = {Paul Niewalda},
publisher = {De Gruyter},
address = {Berlin, Boston},
doi = {doi:10.1515/9783111696089},
isbn = {9783111696089},
year = {1971},
lastchecked = {2026-05-10}
}