Riwayani R, Arfiyadie AM. Development of hair dyeing teaching materials using peek a boo technique based on e-books. Jurnal Pendidikan Teknologi dan Kejuruan [Internet]. 2024 Oct. 31 [cited 2025 May 10];30(2):275-86. Available from: https://journal.uny.ac.id/index.php/jptk/article/view/78885