I blog frequently and I seriously appreciate your information. This great article has truly peaked my interest. I am going to book mark your website and keep checking for new information about once a week. I subscribed to your RSS feed too.

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