Fatmala, E. 2021. RETURN COST AND VALUE ADDED ANALYSIS OF SWEET POTATO PROCESSING (Case Study: Pasar Bengkel Village, Perbaungan District, Serdang Bedagai Regency). Agripreneur : Jurnal Pertanian Agribisnis. 10, 2 (Dec. 2021), 68-73. DOI:https://doi.org/10.35335/agripreneur.v10i2.1953.