Awatif Esmaeal, dr. “The Requirements of Marketing by Relationship and Their Effect in Promoting the Relationship With Customer. A Study of the Opinions of a Sample of Customers in Mosul Dairy Factory”. TANMIYAT AL-RAFIDAIN 31, no. 95 (September 1, 2009): 234–254. Accessed September 10, 2025. https://edusj.uomosul.edu.iq/index.php/tanmiyat/article/view/29886.