S. S. . Mohamed Daud and R. . Mohd Zulkifli, “Evaluation of The Development of Celik Programming Module for Vocational College Students Through Validity Aspects/ Penilaian Pembangunan Modul Celik Programming Untuk Pelajar Kolej Vokasional Melalui Aspek Kesahan”, SH, vol. 15, no. 1, pp. 57–65, Dec. 2022.