Mark Clifford B. Duque, Rodel D.Pineda and Jenina T. Taguiam (2024) “Assessment of Driver’s Understanding of Traffic Control Devices: The Case of Tuguegarao-Alcala-Aparri Road”, Journal of Social Sciences and Humanities, 2(2), p. 10. Available at: https://csu.org.ph/jssh/article/view/1-2-2023-001 (Accessed: 4 February 2026).