KHOLIFAH, NURUL, and SETYA CHENDRA WIBAWA. 2019. “PENGEMBANGAN E-CONTENT VIDEOGRAFI BERBASIS INSTAGRAM MATA PELAJARAN PENGOLAHAN CITRA DIGITAL DI SMK NEGERI 4 SURABAYA”. IT-Edu : Jurnal Information Technology and Education 3 (01). https://ejournal.unesa.ac.id/index.php/it-edu/article/view/26668.