Stahl. Proceedings of the Conference on Computer Support for Collaborative Learning: Foundations for a CSCL Community. Association for Computing Machinery (ACM).
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Stahl. Proceedings of the Conference on Computer Support for Collaborative Learning: Foundations for a CSCL Community. Association for Computing Machinery (ACM).
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Stahl. Proceedings of the Conference on Computer Support for Collaborative Learning: Foundations for a CSCL Community. Association for Computing Machinery (ACM).
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.