2024-03-29T08:08:00Z
https://www.bibliotekacyfrowa.pl/oai-pmh-repository.xml
oai:www.bibliotekacyfrowa.pl:64844
2021-04-27T09:49:21Z
buwr:bcuwr buwr buwr:bcuwr:SpecialistCollection buwr:bcuwr:ContemporaryPublications:Books buwr:bcuwr:SpecialistCollection:PedagogicalLibrary