Kajian Corporate Social Responsibility (CSR) pada Perusahaan Tambang (Studi Kasus Pelaksanaan CSR PT. International Nickel Indonesia di Kabupaten Luwu Timur, Propinsi Sulawesi Selatan) = Corporate Social Responsibility Study (CSR) in the Corporate Mining; Case Study Implementation of CSR PT. International Nickel Indonesia in Distric Luwu, South Sulawesi Province