1. Convergent and Discriminant Validation by the Multitrait Multimethod Matrix;Campbell;Psychological Bulletin,1959
2. Convergent and Discriminant Validation by the Multitrait Multimethod Matrix;Campbell;Psychological Bulletin,1959
3. Responsive Evaluation of Two Programs in Medical Education;Klintberg;Studies in Educational Evaluation,1976
4. An Adversary Model for Educational Evaluation;Kourilsky;Evaluation Comment,1973
5. Responsive Evaluation;Stake,1973