1
Published 2006
Korea Institute for Special Education

2
Published 2009
Human Resources Development Service of Korea

3
Published 2008
Human Resources Development Service of Korea

4
Published 2009
Ministry of Education, Science and Technology, Korea

5
Published 2018
Korea Institute for Curriculum and Evaluation

6
Published 2013
OECD/Korea Policy Centre

7
by Schleicher Schleicher, Andreas
Published 2016
Korean Educational Development Institute

8
Published 2013
Duksung Women's University

9
Published 2014
Korea Institute for Curriculum and Evaluation

10
Published 2014
Korean Educational Development Institute

11
Published 2015
Korean Research Institute for Vocational Education & Training

12
Published 2014
Korean Educational Development Institute

13
Published 2016
Korean Research Institute for Vocational Education & Training

14
by Schleicher Schleicher, Andreas
Published 2016
Korean Educational Development Institute

15
Published 2012
Korean Research Institute for Vocational Education & Training