@article{oai:sapporo-u.repo.nii.ac.jp:00001608,
 author = {飯田, 隆雄 and イイダ, タカオ and Iida, Takao},
 issue = {3},
 journal = {経済と経営},
 month = {Dec},
 note = {P},
 pages = {521--529},
 title = {アメリカ電気通信事業の実状},
 volume = {19},
 year = {1988}
}