Tobing, V. (2009). Acceptability of adaptive e-learning system based on knowledge-level.
استشهاد بنمط شيكاغوTobing, Vianny. Acceptability of Adaptive E-learning System Based On Knowledge-level. 2009.
MLA استشهادTobing, Vianny. Acceptability of Adaptive E-learning System Based On Knowledge-level. 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.