Johari, Ishak, Jimmy Anjang, and Tasiu Zangina. “Needs Analysis of Interactive Multimedia Courseware for Hydrology Engineering Education in Malaysian Polytechnic”. Citra Journal of Innovative Education Practices 1, no. 1 (May 31, 2025): 14–25. Accessed September 15, 2025. https://citralestari.my/index.php/cjiep/article/view/6.