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About The Author :

Wahyudi - Wahyudi (Universitas PGRI Madiun) (Universitas PGRI Madiun)

Nurhadji - Nugraha (Universitas PGRI Madiun) (Universitas PGRI Madiun)

Sudarmiani Sudarmiani (Universitas PGRI Madiun) (Universitas PGRI Madiun)