Hart, J. S. In the School-Room: Chapters in the Philosophy of Education.
Citazione stile Chigago Style (17a edizione)Hart, John S. In the School-Room: Chapters in the Philosophy of Education.
Citatione MLA (9a ed.)Hart, John S. In the School-Room: Chapters in the Philosophy of Education.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.