M. Shukur, Tabarak, and Noor S. Issa. 2024. “Diagnosing the Reality of Applying the Leadership Clause to the Quality Management System According to ISO 9001:2015 -Case Study in the Northern State Cement Company / Badoush Expansion Cement Factory in Nineveh Governorate”. TANMIYAT AL-RAFIDAIN 43 (144):114-27. https://doi.org/10.33899/tanra.2024.148765.1373.