“UPAYA HUKUM KONSUMEN JAMAAH UMRAH DALAM SENGKETA WANPRESTASI TRAVEL PENYELENGGARA PERJALANAN IBADAH UMROH(PPIU)”. JOURNAL OF SCIENCE AND SOCIAL RESEARCH, vol. 9, no. 3, June 2026, pp. 5111-9, https://doi.org/10.54314/jssr.v9i3.6754.