ALI SAAD, A. Z. .; NOOR, A. B. M. .; SHAROFIDDIN, A. . Effect of Applying Total Quality Management in Improving the Performance of Al-Waqf of Albr Societies in Saudi Arabia: A theoretical framework for "Deming’s Model". International Journal of Business Ethics and Governance, v. 3, n. 2, p. 12-32, 31 May 2020.