Jeffry Kurniawan, Rena, Rensia Ester Herdinasari and Tina 2021. ANALISA PERMASALAHAN PADA TOKO PUPUK IMMANUEL. Jurnal Cakrawala Ilmiah. 1, 4 (Dec. 2021), 835–840. DOI:https://doi.org/10.53625/jcijurnalcakrawalailmiah.v1i4.940.