1. Effectiveness of a protocol followed by role playing in increase the participants' comprehension and application of a skill;Biederman;Dissertation Abstracts International,1980
2. Explaining and explanations;Brown,1984
3. Asking questions;Brown,1984
4. We know how to train teachers: Why not do so!;Bush;Journal of Teacher Education,1977
5. Statistical methods in education and psychology;Glass,1984