Christina, Christina, et al. “ANALISIS INTERNAL AUDIT DAN KINERJA PERUSAHAAN TERHADAP HARGA SAHAM PADA PT.GARUDA INDONESIA Tbk”. Accounting Cycle Journal, vol. 1, no. 1, Feb. 2020, pp. 47-88, http://journal.podomorouniversity.ac.id/index.php/ACJ/article/view/46.