Beguina, Angeline, et al. “Effectiveness of Performance Appraisal in the Motivation of Employees to Attain Good Performance at Power Tractire Incorporated, Caloocan City: Vol.4, No.1”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research, vol. 4, no. 1, June 2024, https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/13681.