2024-03-28T22:00:23Z
https://kpbc.umk.pl/oai-pmh-repository.xml
oai:kpbc.umk.pl:53852
2017-10-18T11:31:29Z
KujawskoPomorskaDigitalLibrary:EducationalMaterials KujawskoPomorskaDigitalLibrary KujawskoPomorskaDigitalLibrary:EducationalMaterials:Agriculture