@article{oai:teapot.lib.ocha.ac.jp:00013275, author = {柳瀬, 恒男}, issue = {3}, journal = {幼児の教育}, month = {Mar}, note = {application/pdf, 一般雑誌記事}, pages = {47--54}, title = {自然保育}, volume = {88}, year = {1989} }