@article{oai:nitech.repo.nii.ac.jp:00006855,
 author = {Cullen, Brian},
 issue = {36},
 journal = {New directions},
 month = {Mar},
 note = {application/pdf},
 pages = {11--19},
 title = {Humanity & Technology : A Case Study of a Textbook's Development Over 20 Years},
 year = {2018}
}