Refbacks
- There are currently no refbacks.
Copyright (c) 2019 Nia Ariska, Siti Fatimah

This work is licensed under a Creative Commons Attribution 4.0 International License.
Nia Ariska
Students of the Postgraduate Science Education Study Program at Padang State University
Indonesia
Siti Fatimah
Lecturer of the Postgraduate Science Education Study Program, Padang State University
ResearcherID: J-1399-2016
Impact Factor:
ICV = 80.38
SJIF = 5.616
IFSIJ = 7.625