Maspul , K.A. 2022. Strengthening sustainability in the Coffee Value Chain: Maintaining Hail’s Specialty Coffee as a Culinary Destination in Saudi Arabia. Jurnal Pendidikan dan Konseling (JPDK). 4, 5 (Oct. 2022), 4537–4545. DOI:https://doi.org/10.31004/jpdk.v4i5.7352.