@article{oai:teapot.lib.ocha.ac.jp:00022413, 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 = {4--6}, title = {幼兒の音樂的發達}, volume = {49}, year = {1950} }