Ratna Dewi, Ratna Dewi, and Soiman Soiman. 2024. “Konsep Manajemen Pengelolaan Kolam Renang Berbasis Nilai – Nilai Syariah : Studi Kasus Kolam Renang Alifa Medan Sunggal”. Ranah Research : Journal of Multidisciplinary Research and Development 6 (4), 1335-44. https://doi.org/10.38035/rrj.v6i4.902.