Sancon, Pura Imari, and Wilfredo Dalugdog. 2024. “Cashiers and Vendors Knowledge, Skills, and Abilities (KSA) in Recognizing of Philippine Counterfeit Currency”. Isabela State University Linker: Journal of Education, Social Sciences and Allied Health 1 (2):54-69. https://isujournals.ph/index.php/jessah/article/view/83.