Reviewer

Makarand Upadhyaya (University of Bahrain, Bahrain)
Mehdi Tajpour (University of Tehran, Iran)
Lyudmila Mihaylova (University of Ruse Angel Kanchev, Ruse, Bulgaria)
Emil Papazov (University of National and World Economy, Sofia, Bulgaria)
Michele Samuele Borgia (University “G. D’Annunzio” of Chieti-Pescara, Pescara, Italy)
Arlina Nurbaity Lubis (Universitas Sumatera Utara, Indonesia)
Khaira Amalia Fachrudin (Universitas Sumatera Utara, Indonesia)
Mukhtaruddin (Universitas Sriwijaya Palembang, Indonesia)
Husnil Khatimah (State University of Padang, Indonesia)
Akaa Samuel Terzungwe (University of Calabar, Nigeria)