Rachmahsari, Ananda. 2021. “PENGARUH INOVASI PRODUK DAN PRODUCT KNOWLEDGE TERHADAP BRAND AWARENESS LETTERPRESS.CO”. Jurnal Performa: Jurnal Manajemen Dan Start-up Bisnis 6 (2):114-23. https://doi.org/10.37715/jp.v6i2.2057.