Eka Sutisna, Fikriah, Darwis, Nawang Darmawan, & Yusri, M. I. Y. (2023). PENGARUH EFISIENSI BIAYA OPERASI (EBO), LIKUIDITAS, DAN ARUS KAS TERHADAP PROFITABILITAS PT. FASTFOOD INDONESIA TBK. JURNAL ILMIAH RESEARCH AND DEVELOPMENT STUDENT, 1(3), 55–61. https://doi.org/10.59024/jis.v1i2.315