CUPRJAK, Magdalena. Middle School – “a Waiting Room” on the Road to Adulthood. Przegląd Badań Edukacyjnych (Educational Studies Review), [S. l.], v. 1, n. 20, p. 73–82, 2015. DOI: 10.12775/PBE.2015.036. Disponível em: https://apcz.umk.pl/PBE/article/view/PBE.2015.036. Acesso em: 3 mar. 2026.