سامي محمد البياتيغ. Extent of the Biology science Text book for the third intermediate Grade in Iraq of achieving the learning output form the point of view of subject Teachers. AJ [Internet]. 4Dec.2018 [cited 17Aug.2021];1(127):420-41. Available from: https://aladabj.uobaghdad.edu.iq/index.php/aladabjournal/article/view/187