Mahmood, Raed, AND 		Mustafa, Reem.
" The Effect of Using the PLAN Strategy to Acquire Concepts and Scientific Enlightenment for Second Grade Students" <em>Journal of Tikrit university for humanities - مجلة جامعة تكريت للعلوم الانسانية</em> [Online], Volume 26 Number 5 (4 September 2019)