Journal Information
Journal Information
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DR.KEN Institute of Academic Development and Promotion.
No. 139/26 Theenanon Road, Talad Sub-district, Mueang Mahasarakham District,
Mahasarakham Province, Thailand, 44000 Tel: +66946398978.
Email: dr.keninstitute@gmail.com
Facebook: https://www.facebook.com/Dr.keninstitute
This is an Open Access journal, by DR.KEN Institute of Academic Development and Promotion, (Thailand). All material is licensed under the terms of the Creative Commons Attribution 4.0 International (CC-BY-NC-ND 4.0) license unless otherwise stated.