1. The adequacy of systems management procedures in education;Apple;Journal of Educational Research,1972
2. Pitfalls in research: Nine investigator and experimenter effects;Barber,1973
3. Values, goals, public policy and educational evaluation;Berlak;Review of Educational Research,1970
4. Models and archetypes;Black,1973
5. The influence of external political factors on the role and methodology of evaluation;Brickell;Evaluation Comment,1976