WIDODO, Muhammad Singgih; EKASARI, Ratna. ANALISIS PRODUK, PERSEPSI HARGA, PROMOSI TERHADAP VOLUME PENJUALAN PAVING BLOK UD. CAHAYA INDAH TAMAN SIDOARJO. IQTISHADequity jurnal MANAJEMEN, [S. l.], v. 3, n. 2, p. 327–336, 2021. DOI: 10.51804/iej.v3i2.942. Disponível em: https://e-journal.umaha.ac.id/iqtisad/article/view/942. Acesso em: 7 jun. 2025.