Sophie Barat Achieng, Dr. Madeleine. “TEACHER PROFESSIONAL DEVELOPMENT AND LEARNING OUTCOMES IN THE 21ST CENTURY”. IJRDO- Journal of Educational Research 10, no. 3 (November 27, 2024): 46-54. Accessed December 22, 2024. http://cpcontacts.ijrdo.org/index.php/er/article/view/6190.