1. American Society for Quality. The history of quality. https://asq.org/quality-resources/history-of-quality.
2. Ernest Amory Codman MD;Neuhauser;Qual Saf Health Care,2002
3. Out of the crisis;Deming,1982
4. Quality is free;Crosby,1980
5. Avedis Donabedian: father of quality assurance and poet;Best;Qual Saf Health Care,2004