Reviewer
Dr. Awang Hendrianto P, S.T., M.T, Universitas Pembangunan Nasional Veteran Yogyakarta, Indonesia
Engr. Dr. Muhammad Mujtaba Asad, Universiti Tun Hussein Onn Malaysia, Parit Raja, Batu Pahat, Malaysia
Prof. Muhammad Nawaz Khan, Higher Education Department KPK Pakistan, Pakistan
Prof. Mohamad Ali Fulazzaky, Universitas Djuanda, Indonesia
Dr. Ahmed Elngar, Beni-Suef University, Egypt
Prof. Stephen Capilitan, Centro Escolar University, Philippines
Prof. Chia-Pin Kao, Southern Taiwan University of Science and Technology, Taiwan, Province of China
Prof. Bhagwan dAS, Quaid-e-Awam University of Engineering, Science & Technology, Nawabshah, Pakistan
Dr. Sathaporn Monprapussorn, Department of Geography, faculty of Social Sciences, Srinakharinwirot University, Thailand
Prof. Dr. Dr Muraina Kamilu Olanrewaju, Al-Hikmah University Ilorin, Indonesia
Dr. Ir. Budiarto , M. P, niversitas Pembangunan Nasional Veteran Yogyakarta, Indonesia
Dr. Heru Sigit Purwanto, M. T, Universitas Pembangunan Nasional Veteran Yogyakarta, Indonesia
Dr. Hamid Ullah, Department of Physics, University of Ulsan, Pakistan