Academia.edu no longer supports Internet Explorer.
To browse Academia.edu and the wider internet faster and more securely, please take a few seconds to upgrade your browser.
Followers
41
Following
2
Mentions
Public Views
Related Authors
State Islamic University of Sumatera Utara Meda
STMIK Budi Darma Medan
Sekolah Tinggi Teknologi Sapta Taruna
Politeknik Negeri Semarang
Islamic University Of Sultan Agung
Enter the email address you signed up with and we'll email you a reset link.
Uploads
Papers by Harapan Nias