Implementation of the competency-based curriculum by teachers of History in selected Secondary Schools in Lusaka district, Zambia. Yesterday & Today Journal for History Education in South Africa and abroad, [S. l.], v. 22, 2021. DOI: 10.17159/ 2223-0386/2019/n22a2. Disponível em: http://www.jsaa.ac.za/index.php/yesterday_and_today/article/view/2024. Acesso em: 7 nov. 2025.