Refbacks
- There are currently no refbacks.
Sania Nurhidayanti
Universitas Muhammadiyah Sumatera Utara
Indonesia
Ennas Tasya Salsabila
Universitas Muhammadiyah Sumatera Utara
Indonesia
Runni Teguh Tampubolon
Universitas Muhammadiyah Sumatera Utara
Indonesia