I blog often and I really appreciate your content. This article has really peaked my interest. I am going to bookmark your site and keep checking for new details about once per week. I opted in for your Feed as well.

INDEXED BY:

         

This work is licensed under a Creative Commons Attribution 4.0 International License. 

CSRID Journal Editor's Office:

Universitas Potensi Utama. Jl. K.L. Yos Sudarso Km 6,5 No.3-A Telp. (061) 6640525 Ext. 214 Tanjung Mulia Medan 20241