Selected issues of early-development support and education of children and youth with hearing impairment-comparative analysis on the example of five European countries Małgorzata Zaborniak-Sobczak ; Katarzyna Ita Bieńkowska ; Edyta Tomińska. Selected issues of early-development support and education of children and youth with hearing impairment-comparative analysis on the example of five European countries, pp.190-210, 2017 HAL