Effectiveness of Using PowerPoint Presentation in Teaching Research Subject of Selected Grade 12 Students in Bestlink College of the Philippines. AASgBCPJMRA [Internet]. 2020 Apr. 1 [cited 2025 Dec. 7];2(1). Available from: https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/1712