[1] Philip Kotler (1999), Kotler on Marketing New York: Free Press.
[2] Bonoma, Thomas V., The Marketing Edge: Making Strategies Work, Free Press, New York, 1985.
[3] Davenport, Thomas H. and Jeanne G. Harris (2007), Competing on Analytics: The New Science of Winning. Boston: Harvard Business School Press.
[4] Buell, Victor P., Marketing Management in Action, McGraw-Hill Book Company, new York,1966.
[5] T Culliton, James W (1948). The Management of Marketing Costs, Boston: Division of Research, Graduate School of Business Administration, Harvard University.
[6] Harper W. Boyd Jr., and Sidney Levy (1963),” New Dimensions in Consumer Analysis,” Harvard Business Review, pp.129-140.
[7] Theodore Levitt (1969), The Marketing Mode, New York: McGraw-Hill, p.2.
[8] Gerard J. Tellis (2006)., “Modeling Marketing Mix,” in Handbook of Marketing Research, ed. Rajiv Grover and Marco Vriens ,Thousand Oaks, CA: Sage Publications.
[9] Robert Shaw and David Merrick (2005), Marketing Payback: Is Your Marketing Profitable (London), FT Prentice Hall.