@article{oai:nier.repo.nii.ac.jp:00000005, author = {HOPKINS, Charles}, journal = {国立教育政策研究所紀要}, month = {Mar}, pages = {25--35}, title = {The Past, Present and Future of ESD in The United States and Canada (特集 ESDの国際的な潮流)}, volume = {142}, year = {2013} }