@article{oai:teapot.lib.ocha.ac.jp:00028844, author = {湯原, 元一}, issue = {4}, journal = {幼兒教育}, month = {Apr}, note = {application/pdf, 一般雑誌記事}, pages = {119--122}, title = {兒童保護問題に關して}, volume = {20}, year = {1920} }