@book{ BA18453756, author = "Herbart, Johann Friedrich and Felkin, Henry M. and Felkin, Emmie and Browning, Oscar", title = "The science of education : its general principles deduced from its aim and the aesthetic revelation of the world", publisher = "S. Sonnenschein", year = "1904", edition = "3rd ed", URL = "https://ci.nii.ac.jp/ncid/BA18453756" }