2025. Analysis of Effectiveness and Education: Application of the FIFO Method in Managing O Bread Inventory in the Warehouse. JMKSP (Jurnal Manajemen, Kepemimpinan, dan Supervisi Pendidikan). 10, 2 (Oct. 2025), 1140–1156. DOI:https://doi.org/10.31851/jmksp.v10i2.20120.