Komyunikēshon o wakuzukeruKuniyoshi Kataoka, Ikeda, Keiko (Linguist), Kaori Hata · First published 2017Open the Tome
Komyunikēshon nōryoku no shosōKuniyoshi Kataoka, Ikeda, Keiko (Linguist) · First published 2013Open the Tome