Nurul Wahidatun Nisa’ (2023) “The ANALYSIS OF GROSS PROFIT OF TRANSPORTATION AND LOGISTICS COMPANIES (Case Study at Samudera Indonesia Company, Tbk)”, Al-Idarah : Jurnal Manajemen dan Bisnis Islam, 4(2), pp. 64-73. doi: 10.35316/idarah.2023.v4i2.64-73.