Dedy irawanJoseph, Emmalia Adriantantri, Yudi Limpraptono, and Eko Nurcahyo. 2019. “PEMASARAN ON-LINE PENJUALAN KOMPUTER SECOND”. Jurnal Mnemonic 2 (2), 14 - 17. https://doi.org/10.36040/mnemonic.v2i2.85.