1. “A classification system to meet today's needs”;Reinert;Journal of Nursing Administration,1981
2. Ibid, 21.
3. AMH/85 Accreditation Manual for Hospitals;Joint Commission on Accreditation of Hospitals (JCAH),1984
4. Better Patient Care Through Nursing Research;Abdellah,1965
5. “Building a classification system that works”;Unger;Journal of Nursing Administration,1985