AL-Sawaf, Dr.Mahfoodh, Dr. Moyasser AL-Jubori, and Dr. Majd Saleh. 2012. “Human Resources Investment in Industrial Companies towards Volunteering Work in Case of Disaster: A Suggested Model Using Quality Circles”. TANMIYAT AL-RAFIDAIN 34 (106):27-42. https://doi.org/10.33899/tanra.2012.162033.