Assessment on Effectiveness of Using 50-30-20 Rule in Improving Budgeting Skills ofGrade 12 ABM Students. AASgBCPJMRA [Internet]. 2020 Apr. 1 [cited 2025 Dec. 15];2(1). Available from: https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/1266