Dr Nanang Fatchurrohman
(SCOPUS ID: 36671013800), Universitas Putra Indonesia YPTK Padang, Indonesia
Scopus ID: 36671013800
Dr Nanang Fatchurrohman
(SCOPUS ID: 36671013800), Universitas Putra Indonesia YPTK Padang, Indonesia
Scopus ID: 36671013800