Calaguas, Rosanna, Melchor Lobete, Don Salvador Patingo, Alexander Aguilar, Arnel Padrogado, and Enrico Pineda. “Collection”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 2, no. 1 (April 1, 2020). Accessed April 16, 2024. https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/2430.