Okoronka , Augustine Ugwumba, and Femi Adetunji Adeoye. “Evaluation of the Nigerian Physics Curriculum Contents and Physics Textbooks towards the Attainment of the Goals of the History and Philosophy of Science”. International Journal of Physics and Chemistry Education 3, no. 2 (August 24, 2011): 75–83. Accessed April 25, 2024. https://www.ijpce.org/index.php/IJPCE/article/view/115.