Adnan, Erra Farina, and Maslawati Mohamad. “The Impacts and Challenges of Implementation of Highly Immersive Programme (HIP) towards English Learning in Malaysian Primary Schools: A Literature Review”. International Journal of Academic Research in Progressive Education and Development, vol. 13, no. 3, Sept. 2024, https://ijarped.com/index.php/journal/article/view/2938.