Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "山本, 忠行 and Yamamoto, Tadayuki",The English Language as the Medium of Instruction : the Case of South Africa,創価大学別科紀要,09164561,創価大学別科日本語研修課程,2003-01-01,,15,28-49,https://cir.nii.ac.jp/crid/1050001337729502592,