Hasibuan, Ayu Yazida, and Juliana Nasution. “PENGARUH KUALITAS PELAYANAN DAN KEPERCAYAAN TERHADAP KEPUASAN KONSUMEN Di UPT. BALAI PENGUJIAN DAN SERTIFIKASI MUTU BARANG MEDAN”. Jurnal Cakrawala Ilmiah 2, no. 1 (September 26, 2022): 325–336. Accessed August 17, 2025. https://www.bajangjournal.com/index.php/JCI/article/view/3519.