Omar MA. Elements of marketing innovation and its impact on marketing performance/ exploratory study on a sample of individuals working a number of commercial companies in the city of Zakho. HJUOZ [Internet]. 2018 Sep. 30 [cited 2024 Apr. 24];6(3):870-88. Available from: https://hjuoz.uoz.edu.krd/index.php/hum/article/view/160