Auditing performance of revenue sources in the Non-Governmental Organizations And its role in achieving financial sustainability. Journal of Accounting and Financial Studies ( JAFS ), [S. l.], v. 15, n. 50, 2020. Disponível em: https://jpgiafs.uobaghdad.edu.iq/index.php/JAFS/article/view/781. Acesso em: 23 jul. 2025.