@article{oai:barrel.repo.nii.ac.jp:00001233,
 author = {杉山, 成},
 journal = {小樽商科大学人文研究},
 month = {Mar},
 pages = {39--60},
 title = {未来展望の発達傾向とその関連要因の検討},
 volume = {99},
 year = {2000}
}