Authors
Y. Yusriadi
Tadulako University: Universitas Tadulako, Palu, Indonesia
M. Ma’rifa
Tadulako University: Universitas Tadulako, Palu, Indonesia
M. Mulyani
Tadulako University: Universitas Tadulako, Palu, Indonesia
N. Aanisah
Tadulako University: Universitas Tadulako, Palu, Indonesia