hi there,
unfortunately my university doesnt have access to the papers below - I dont suppose anyone could get hold of them for me im desparate!!
thank you
Fiske, Kenny and Taylor (1982) structural models for mediation of salience effects on attribution. journal of experimental social psychology, 18, 105-127
Sobel, M. E. (1982). Asymptotic confidence intervals for indirect effects
in structural equations models. In S. Leinhart (Ed.), Sociological
methodology 1982 (pp. 290-312). San Francisco: Jossey-Bass.
:-s