1
Published 2009
Ministry of Education, Science and Technology, Korea

2
Published 2009
Human Resources Development Service of Korea

3
Published 2008
Human Resources Development Service of Korea

4
Published 2006
Korea Institute for Special Education

5
Published 2013
OECD/Korea Policy Centre

6
by Schleicher Schleicher, Andreas
Published 2016
Korean Educational Development Institute

7
Published 2013
Duksung Women's University

8
Published 2012
Korean Research Institute for Vocational Education & Training

9
Published 2016
Korean Research Institute for Vocational Education & Training

10
Published 2014
Korea Institute for Curriculum and Evaluation

11
Published 2015
Korean Research Institute for Vocational Education & Training

12
Published 2014
Korean Educational Development Institute

13
by Schleicher Schleicher, Andreas
Published 2016
Korean Educational Development Institute

14
Published 2018
Korea Institute for Curriculum and Evaluation

15
Published 2014
Korean Educational Development Institute