I'm very happy to discover this great site. I need to to thank you for ones time due to this wonderful read!! I definitely appreciated every part of it and I have you saved as a favorite to check out new information on your website.

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