7Isaac, Joe E.. Performance Related Pay: The Importance of Fairness. The Journal of Industrial Relations, 2001, 43(2):111-123.
8Adams, J. Stacy. Inequity in Social Exchange. In: Berkowitz Lenard, eds. Advance in Experimental Social Psychology. New York, NY: Academic Press, 1965.
9Leventhal, Gerald S.. What Should be Done with Equity Theory.New Approaches to Study of Fairness in Social Relationships. In:Gergen, Kenneth J., Martin B. Greenberg, and Richard H. Wills,eds. Social Exchange: Advance in Theory and Research. New York, NY: Plenum, 1980, 27-55.
10Wallace, Marc J., Charles H. Fay. Compensation Theory and Practice. Boston, Mass: Kent Publishing Co., 1988.