1. The Hashemite University,Faculty of Economics and Administrative Sciences,Department of Marketing,Zarqa,Jordan
2. University of Sharjah,College of Business,Department of Management,Sharjah,United Arab Emirates,27272
3. The University of Jordan,School of Business,Department of Marketing,Amman,Jordan,11942
4. University of Fujairah,College of Art, Social Sciences and Humanities,United Arab Emirates