Sengupta, S. Brand Positioning: Strategies for Competitive Advantage (2nd.). McGraw Hill.
Cita Chicago (17th ed.)Sengupta, Subroto. Brand Positioning: Strategies for Competitive Advantage. 2nd. McGraw Hill.
Cita MLA (9th ed.)Sengupta, Subroto. Brand Positioning: Strategies for Competitive Advantage. 2nd. McGraw Hill.
Atenció: Aquestes cites poden no estar 100% correctes.