2024-03-29T07:33:35Z
https://www.bibliotekacyfrowa.pl/oai-pmh-repository.xml
oai:www.bibliotekacyfrowa.pl:65045
2021-06-17T10:55:28Z
buwr:bcuwr buwr buwr:bcuwr:SpecialistCollection buwr:bcuwr:ContemporaryPublications:Books buwr:bcuwr:SpecialistCollection:PedagogicalLibrary