PISA 2018 additional analyses : Regional performance and PISA/GCSE matching in Wales /
Gambhir, Geeta,author.
Dirie, Afrah,author.
Sizmur, Juliet,author.
Wales.Welsh Government.
National Foundation for Educational Research in England and Wales.
"Llywodraeth Cymru, Welsh Government".
"Published in November 2020"--Inside front cover.