1. Rhetoric and reality: writing instruction in American colleges, 1900–1985;Berlin,1987
2. Collaborative learning and the “conversation of mankind”;Bruffee;College English,1984
3. Collaborative learning: higher education, interdependence, and the authority of knowledge;Bruffee,1993
4. Chinese students perceptions of ESL peer response group interaction;Carson;Journal of Second Language Writing,1996
5. How peer negotiations shape revisions;Chou,1998