Hello, I believe your web site may be having browser compatibility issues. When I look at your site in Safari, it looks fine however, when opening in IE, it's got some overlapping issues. I merely wanted to provide you with a quick heads up! Other than that, wonderful site!

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