[1]
Gillespie, A. og Burner, T. 2019. Principals’ views on the implementation of grade-free middle schools in Norway: justifications, challenges and opportunities. Nordisk tidsskrift for utdanning og praksis. 13, 2 (nov. 2019), 21–38. DOI:https://doi.org/10.23865/up.v13.1969.