European Conference on Technology Enhanced Learning Crete, Greece, Nejdl, W., & Tochtermann, K. (2006). Innovative approaches for learning and knowledge sharing: First European Conference on Technology Enhanced Learning, EC-TEL 2006, Crete, Greece, October 1-4, 2006 : proceedings. Springer.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)European Conference on Technology Enhanced Learning Crete, Greece, Wolfgang Nejdl, و Klaus Tochtermann. Innovative Approaches for Learning and Knowledge Sharing: First European Conference on Technology Enhanced Learning, EC-TEL 2006, Crete, Greece, October 1-4, 2006 : Proceedings. Berlin ; New York: Springer, 2006.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)European Conference on Technology Enhanced Learning Crete, Greece, et al. Innovative Approaches for Learning and Knowledge Sharing: First European Conference on Technology Enhanced Learning, EC-TEL 2006, Crete, Greece, October 1-4, 2006 : Proceedings. Springer, 2006.