Widiastuti, L. ., Saryanto, S. and Jumintono , J. (2026) “Principal Instructional Leadership in the Implementation of the ‘Wednesday Literacy Movement’ to Improve Student Literacy and Numeracy Achievement ”, Journal of Creative Power and Ambition (JCPA), 4(02), pp. 203–216. Available at: https://edujavare.com/index.php/jcpa/article/view/1581 (Accessed: 13 September 2026).