Evans, T. (1970). The challenge of change: Report of a conference on technological change and human development at Jerusalem, 1969. New York: Pergamon Press.

Evans, Trevor. The Challenge of Change: Report of a Conference On Technological Change and Human Development At Jerusalem, 1969. New York: Pergamon Press, 1970.

Evans, Trevor. The Challenge of Change: Report of a Conference On Technological Change and Human Development At Jerusalem, 1969. New York: Pergamon Press, 1970.