Ginting, Ike, and Ratih Sudrajat. 2022. “Analisis Strategi Promosi @Jurnalrisa Coffee Di Masa Pandemi Covid-19 Di Media Sosial Instagram”. Jurnal Ilmiah Wahana Pendidikan 8 (12), 123-37. https://doi.org/10.5281/zenodo.6943622.