Purwanto, Yudhy Setyo, and Amanda Trisia Supriadi. “Pengaruh Citra Merek Dan Kualitas Pelayanan Terhadap Kepuasan Peserta English Proficiency Test (EPrT) Di Language Development Center (LDC) STT-PLN Jakarta”. KILAT 8, no. 2 (October 6, 2019): 151–159. Accessed April 27, 2025. http://jurnal.itpln.ac.id/kilat/article/view/474.