EKBAL SINGH. Impact of the 720-Degree Performance Appraisal System on Organizational Productivity in IT Companies. International Journal of Engineering, Science and Humanities, [S. l.], v. 12, n. 2, p. 1–7, 2021. Disponível em: https://www.ijesh.com/index.php/j/article/view/47. Acesso em: 25 sep. 2025.