PRINCIPALS’ MOTIVATIONAL PRACTICES AS CORRELATE OF SECONDARY SCHOOL TEACHERS’ JOB EFFECTIVENESS AMONG FEDERAL  UNITY COLLEGES IN NORTH-EAST, NIGERIA. Scientific Journal of Educational Management, Research and law, [S. l.], v. 3, n. 1, p. 443–456, 2025. Disponível em: https://journals.aemapp.org/index.php/SJEMRL/article/view/166. Acesso em: 7 jun. 2025.