00989nas 2200361 c 450 991089602770332120250212205806.0(DE-599)ZDB2041826-7(OCoLC)1368096932(DE-101)021584222(CKB)5720000000236498(EXLCZ)99572000000023649820010308a19999999 |y |engur|||||||||||txtrdacontentcrdamediacrrdacarrierThe WWW journal of online educationJOEWorld Association for Online EducationNew York, NY[Verlag nicht ermittelbar]1999-JOEJournal of online educationZeitschriftgnd-content0700203700355DE-1019999JOURNAL9910896027703321The WWW journal of online education4437263UNINA