Roque, R. R. .; Rico, C. M. C. R. .; Parella, A. T. .; Alforte, K. G. .; Sales, J. A. .; Tamon, C.-J. S. . Levels of Effectiveness in Teaching and Its Impacts to the Academic Performance of Grade 12 ABM Students in Bestlink College of the Philippines School Year 2018-2019. AASgBCPJMRA 2019, 1.