McKenna (1991) and Klein (2000) provide very different perspectives on what marketing is all about. Using the critical thinking techniques provide a critical analysis of their views (A example of critical thinking is provide in file), and use it to support your own ideas about the marketing function.
Sourses:
McKenna, R. (1991). Marketing is everything. Harvard Business Review, 69(1), 65–79
Klein, N. (2000). No logo: Taking aim at the brand bullies. New York: Picador. (Chapter 1: New branded world)