Quirino, Charlie, Bernadine Sagayno, and Joel Cajipe. “Visitor Management System in Novaliches Quezon City Public Library”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 2, no. 1 (April 1, 2020). Accessed December 24, 2024. https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/2439.