Fattahillah Rahmanda Harahap, Cut Ita Erliana and Muhammad Zakaria 2025. Determining The Optimal Amount of Bread Production with The Newsboy Problem Method at Adara Bakery and Cake . Jurnal Informasi dan Teknologi. (Jul. 2025), 1-6. DOI:https://doi.org/10.60083/jidt.vi0.628.