STRATEGI PROMOTIONAL MIX DALAM MEMASARKAN PROGRAM UMRAH PADA PT. BIMALYNDO HAJAR ASWAD KOTA BUKITTINGGI. JEBI [Internet]. 2025 Nov. 29 [cited 2026 Feb. 1];1(6):770-86. Available from: https://ecosemica.net/index.php/ECONOMICA/article/view/59