Al – Jubouri, M., & 		Al – Azi, M.
(2019).
 The Impact of Strategy 4h in the Achievement of Fifth Grade Students in the History and Development of Their Systemic Thinking.
<em>Journal Of Tikrit University For Humanities - مجلة جامعة تكريت للعلوم الانسانية, 26</em>(6), 501-479.
doi:10.25130/hum.v26i6.734