1. A Technique and a Model for Multi-Dimensional Attitude Scaling
2. Bales, R. F. (1950). Interaction process analysis: A method for the study of small groups. Reading, MA: Addison-Wesley.
3. Bornschier, V., & Chase-Dunn, D. (1999). The Future of Global Conflict. London: Sage.
4. Brown, R. J. (1988). Group processes: dynamics within and between groups. Oxford: Basil Blackwell.(黒川正流.橋口捷久.坂田桐子 (訳)(1993).グループ.プロセス-集団内行動と集団間行動- 北大路書房)
5. Burt, R. (1992). Structural holes: The social structure of competition. Harvard University Press.