@phdthesis{oai:dokkyo.repo.nii.ac.jp:00000155,
 author = {吉田, 達彦 and Yoshida, Tatsuhiko},
 month = {2015-03-27, 2014-03-27, 2015-03-27},
 school = {獨協大学},
 title = {Höflichkeit als Ressource zur interkulturellen Kommunikation},
 year = {}
}