French, J. R. P. , and Raven, B. (1959), 'The Bases of Social Power' in Cartwright, D. (ed.) Studies in Social Power, University of Michigan Press, 1959.
2.
Hunt, S. D. , and Nevin, J. R. (1974), 'Power in Channels of Distribution: Sources and Consequences', Journal of Marketing and Research, Vol. 11, May, pp186-193.