Iterum Iwona Białogońska-Karaś

58.11.Z - Book publishing

58.14.Z - Publishing of journals and periodicals

58.19.Z - Other publishing activities

73.20.Z - Market research and public opinion polling

82.11.Z - Office administrative service activities

82.30.Z - Organisation of conventions and trade shows

85.59.B - Other out-of-school forms of education, not elsewhere classified

85.60.Z - Educational support activities

86.90.E - Other human health activities notelsewhere classified