International Association of Educators. International journal of progressive education. International Association of Educators.
Citazione stile Chigago Style (17a edizione)International Association of Educators. International Journal of Progressive Education. Urbana, Ill.: International Association of Educators.
Citatione MLA (9a ed.)International Association of Educators. International Journal of Progressive Education. International Association of Educators.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.