Amartasya, Magfira Shifa, and Dwi Ari Cahyani. “Kajian Analisa Usaha Sale Pisang Gulung Di UD. Putra Roti Banjarnegara”. Proceedings Series on Physical & Formal Sciences 2 (November 10, 2021): 269–276. Accessed November 21, 2024. https://conferenceproceedings.ump.ac.id/pspfs/article/view/199.