Al-Samarrai, Majid, AND 		Abdul Hamid, Raghad.
" The Sustainable Development of the Land Transport System in Salah Al-Din Governorate" <em>Journal of Tikrit university for humanities - مجلة جامعة تكريت للعلوم الانسانية</em> [Online], Volume 27 Number 5 (24 July 2020)