@article{oai:teapot.lib.ocha.ac.jp:00022636, author = {山下, 俊郞}, issue = {9}, journal = {幼兒の教育}, month = {Sep}, note = {application/pdf, 一般雑誌記事}, pages = {29--33}, title = {幼兒の心理的發達(五) : (講話)}, volume = {48}, year = {1949} }