Eze, Thecla Amogechukwu. “PRINCIPALS AND THE IMPLEMENTATION OF EDUCATION FOR SUSTAINABLE DEVELOPMENT IN SECONDARY SCHOOLS IN ENUGU STATE, NIGERIA”. Journal of Continuing and Development Education 2, no. 1 (October 21, 2022): 76–82. Accessed July 12, 2025. https://journalcde.com/index.php/jcde/article/view/35.