2024-03-29T00:10:05Z
https://kpbc.umk.pl/oai-pmh-repository.xml
oai:kpbc.umk.pl:21598
2014-02-17T13:45:44Z
KujawskoPomorskaDigitalLibrary:EducationalMaterials KujawskoPomorskaDigitalLibrary:EducationalMaterials:Pedagogics KujawskoPomorskaDigitalLibrary