THE ROLE OF QUALITY ASSURANCE STANDARDS IN PRODUCT MARKETING: A PILOT STUDY OF THE OPINIONS OF MANAGERS AND EMPLOYEES AT KARWANCHI SOFT DRINKS AND JUICES COMPANY IN KIRKUK. Wor.econo. and fin. Bul. [Internet]. 2025 Jul. 10 [cited 2026 Jan. 14];48:28-35. Available from: https://scholarexpress.net/index.php/wefb/article/view/5370