Colston Research Society. Symposium, Collard, D. A., Lecomber, R., & Slater, M. (1980). Income distribution: The limits to redistribution : proceedings of the thirty-first symposium of the Colston Research Society held in the University of Bristol, March 1979. Wiley.

Colston Research Society. Symposium, David A. Collard, Richard Lecomber, and Martin Slater. Income Distribution: The Limits to Redistribution : Proceedings of the Thirty-first Symposium of the Colston Research Society Held in the University of Bristol, March 1979. New York: Wiley, 1980.

Colston Research Society. Symposium, et al. Income Distribution: The Limits to Redistribution : Proceedings of the Thirty-first Symposium of the Colston Research Society Held in the University of Bristol, March 1979. Wiley, 1980.