Nurudin, Nurudin. “STRATEGI PEMASARAN MENGGUNAKAN SALES PROMOTION GIRLS (SPG) DALAM PERSPEKTIF EKONOMI ISLAM”. At-Taqaddum 10, no. 2 (December 31, 2018): 169–190. Accessed May 16, 2025. https://journal.walisongo.ac.id/index.php/attaqaddum/article/view/2987.