86.90.E - Other human health activities notelsewhere classified
58.11.Z - Book publishing
72.20.Z - Research and experimental development on social sciences and humanities
74.90.Z - Other professional, scientific and technical activities not elsewhere classified
85.41.C - Teacher training institutions
85.60.Z - Educational support activities
Opinie dotyczące usług, produktów oraz działalności firmy nie są weryfikowane