BINAN, G. M.; DAUSAN, A. F.; ECHAURE , J. S. Level of Effectiveness and Seriousness on The Problems Encountered in the Implementation of Crime Prevention Strategies of The Philippine Na-tional Police in Olongapo City, Philippines. International Journal of Multidisciplinary: Applied Business and Education Research, v. 5, n. 7, p. 2450-2458, 23 Jul. 2024.