Business Policy in the Era of the Industrial Revolution 4.0 in a Legal Perspective Penulis Osgar Sahim Matompo Universitas Muhammadiyah Palu image/svg+xml Abstrak xxx Diterbitkan 2020-08-29 Terbitan Vol 1 No 1 (2020): Vol 1 No 1 (2020) Bagian Articles