Cita APA

Porter, M. E., & Montgomery, C. A. (1991). Strategy: Seeking and securing competitive advantage. Boston: Harvard University, Harvard Business School Press.

Citación estilo Chicago

Porter, Michael E., and Cynthia A. Montgomery. Strategy: Seeking and Securing Competitive Advantage. Boston: Harvard University, Harvard Business School Press, 1991.

Cita MLA

Porter, Michael E., and Cynthia A. Montgomery. Strategy: Seeking and Securing Competitive Advantage. Boston: Harvard University, Harvard Business School Press, 1991.