SUCCESS CHIBUOSO, O. .; AMARACHI CYNTHIA, I.-B. .; TARIAH-HOPE, B. . THE INFLUENCE OF PRINCIPALS’ QUALITY ASSURANCE METHODS ON TEACHING EFFECTIVENESS OF SENIOR SECONDARY SCHOOL TEACHERS IN PORT HARCOURT AND OBIO/AKPOR LOCAL GOVERNMENT AREAS, RIVERS STATE. BW Academic Journal, [S. l.], 2026. Disponível em: https://www.bwjournal.org/index.php/bsjournal/article/view/4357. Acesso em: 14 sep. 2026.