Pratiwi, E. T. (2021). Analisis Semiotik Pada Pelaporan Corporate Social Responsibility (CSR) Saat Pandemi Covid-19 Di Pertamina TBBM Baubau. Sang Pencerah: Jurnal Ilmiah Universitas Muhammadiyah Buton, 7(3), 311–320. https://doi.org/10.35326/pencerah.v7i3.1261