Sony Yuliansyah, Suyoto and Hengky Widhiandono (2024) “Pengaruh Entrepreneur Leadership, Innovation, Engagement, dan Self Efficacy Terhadap Employee Performance PT Waroeng Batok Industry”, El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam, 5(12), pp. 4698 –. doi: 10.47467/elmal.v5i12.4621.