APA استشهاد

Syed Hassan, S. A. H. (2011). An instrument to assess students' engineering problem solving ability in cooperative problem-based learning (CPBL). American Society for Engineering Education.

استشهاد بنمط شيكاغو

Syed Hassan, Syed Ahmad Helmi. An Instrument to Assess Students' Engineering Problem Solving Ability in Cooperative Problem-based Learning (CPBL). American Society for Engineering Education, 2011.

MLA استشهاد

Syed Hassan, Syed Ahmad Helmi. An Instrument to Assess Students' Engineering Problem Solving Ability in Cooperative Problem-based Learning (CPBL). American Society for Engineering Education, 2011.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.