“Pengaruh Electronic Word of Mouth (E-WOM) dan Word of Mouth (WOM) terhadap Keputusan Pembelian pada Kue Pia Dua Putri di Kota Surabaya”, IPSSJ, vol. 3, no. 08 Agustus, pp. 257–263, Aug. 2026, Accessed: Oct. 21, 2026. [Online]. Available: https://ipssj.com/index.php/ojs/article/view/1845