Ṣafikun nkan pataki kan nipa VitalSource ti o le ṣe iranlọwọ fun awọn miiran (fun apẹẹrẹ. awọn imọran ifọrọwanilẹnuwo, yiyan awọn ẹgbẹ, aṣa alailẹgbẹ, ati bẹbẹ lọ).
Nipa
VitalSource Technologies is a global leader in building, enhancing, and delivering e-learning content.