Hidayati, Arum, Henry Riyandi, and Herman Susanto. “ Penerapan 7P Dalam Pembangunan Usaha Walaraba Amygdala Coffee”. Jurnal E-Bis 4, no. 2 (November 28, 2020): 192-202. Accessed December 23, 2024. https://jurnal.politeknik-kebumen.ac.id/E-Bis/article/view/369.