Refbacks
- There are currently no refbacks.
 
Dr. Dedy Hartama, ST.,M.Kom
STIKOM Tunas Bangsa, Pematangsiantar
Sumatra Utara - Indonesia
Scopus ID : 57192989356
Iwan Jhon Wesly Sagala
STIKOM Tunas Bangsa, Pematangsiantar, Indonesia
Indonesia
H. Handrizal
AMIK Tunas Bangsa, Pematangsiantar, Indonesia
Indonesia
Indra Gunawan
STIKOM Tunas Bangsa, Pematangsiantar, Indonesia
Indonesia
The PDF file you selected should load here if your Web browser has a PDF reader plug-in installed (for example, a recent version of Adobe Acrobat Reader).
If you would like more information about how to print, save, and work with PDFs, Highwire Press provides a helpful Frequently Asked Questions about PDFs.
Alternatively, you can download the PDF file directly to your computer, from where it can be opened using a PDF reader. To download the PDF, click the Download link above.