Refbacks
- There are currently no refbacks.
Copyright (c) 2015 Rohani Pasaribu
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Jurnal Eduscience (JES) by LPPM Universitas Labuhanbatu is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License (CC BY - NC - SA 4.0)