This journal provides immediate open access to its content on the principle that making research freely available to the public supports a greater global exchange of knowledge.
INDEXED BY :
Faculty of Social and Political Sciences, Muhammadiyah University of West Sumatra
Jl. Pasir Kandang No.4, Pasie Nan Tigo, Kec. Koto Tangah, Kota Padang, Sumatera Barat 25586.
This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.