4
Published 2008
National Centre for External Evaluation of Education, National PISA Centre, Croatia

5
by Keeley, Brian
Published 2009
EDUCA Publishers Ltd.

6
Published 2011
OKSIMORON, Center for foreign languages, education and translation

7
Published 2017
OECD Publishing

8
Published 2012
OKSIMORON, Center for foreign languages, education and translation

9
Published 2012
OKSIMORON, Center for foreign languages, education and translation

10
Published 2014
OKSIMORON, Center for foreign languages, education and translation

11
Published 2022
OECD Publishing

12
Published 2019
OECD Publishing

14
Published 2024
OECD Publishing