Khamees  Al-Bayati, Ismael Fadhil, AND 		Abudllah Cleeb, Barq.
" The reality and importance of agricultural production" <em>Journal of Tikrit university for humanities - مجلة جامعة تكريت للعلوم الانسانية</em> [Online], Volume 26 Number 2 (22 March 2019)