Acuna, Roxanne, Melanie Banigan, Via Marie Barreda, Gina Mae Delos Reyes, Jerich Gerarcas, and Jefferson Barza. 2020. “Effectiveness of Using PowerPoint Presentation in Teaching Research Subject of Selected Grade 12 Students in Bestlink College of the Philippines”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 2 (1). https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/1712.