AU - Sattari, Fraj. ID - 17478 OP - pp. 19-23 T1 - Improving our teaching quality through cooperative learning [Article] UL - 1 http://search.shamaa.org/fulltext.gif http://search.shamaa.org/PDF/Articles/TIRa/2RaNo17Y2007/7RaNo17Y2007.pdf Full text (PDF)