Yahiya, A.
(2019).
 The innovative tourism marketing mix an approach to acquiring competitive advantage: Analytical study of opinion sample from five star hotel managers in Erbil City.
<em>Tikrit Journal Of Administrative And Economic Sciences, 12</em>(36), 10-28.
Retrieved from <a href="http://jaes.tu.edu.iq/index.php/j/article/view/101" target="_new">http://jaes.tu.edu.iq/index.php/j/article/view/101</a>