 Na-agụnye: Yana audio courseware mere maka ọ bụla MP3 dakọtara ọkpụkpọ na-agụnye downloadable CD ka mmekọrịta na iPod ma ọ bụ MP3 ọkpụkpọ, workbooks ji Nezie prọfesọ mgbe ọzụzụ, na egwú prọfesọ na-arụ ọrụ narị nsogbu na ajụjụ. 