2024-03-28T20:49:05Z
https://kpbc.umk.pl/oai-pmh-repository.xml
oai:kpbc.umk.pl:503
2010-04-13T10:12:58Z
KujawskoPomorskaDigitalLibrary:EducationalMaterials KujawskoPomorskaDigitalLibrary:CulturalHeritage:BooksBefore1945 KujawskoPomorskaDigitalLibrary:CulturalHeritage KujawskoPomorskaDigitalLibrary:EducationalMaterials:Pedagogics KujawskoPomorskaDigitalLibrary