RETTER, H. The Centenary of William H. Kilpatrick’s “Project Method“: A Landmark in Progressive Education Against the Background of American-German Relations After World War I. International Dialogues on Education Journal, Seattle, Washington U.S.A., v. 5, n. 2, 2018. DOI: 10.53308/ide.v5i2.69. Disponível em: https://idejournal.org/index.php/ide/article/view/69. Acesso em: 25 apr. 2024.