Tütüniş, Birsen2019-08-072019-08-072018-05https://hdl.handle.net/11413/5047en-USAttribution-NonCommercial-NoDerivs 3.0 United Stateshttp://creativecommons.org/licenses/by-nc-nd/3.0/us/Eğitim21. YüzyılBecerilerEducation21st CenturySkillsAutonomy and Teacher Training for the 21st Century SkillsconferenceObject