Sari, P., M Rizky Wijaya, Wahyudi Maherza, Tika Nirmala Sari, Ratih Anggraini Siregar and Devi Maria Ajelina Saragih 2026. Assistance with Simple Financial Bookkeeping and Cost of Production Calculation for an UMKM Tempeh Factory. Suluh: Jurnal Pengabdian Kepada Masyarakat. 1, 2 (Jul. 2026), 97–108.