Sengupta, S. (1994). Brand Positioning: Strategies for competitive advantage. Tata McGraw Hill pub.co.ltd.
Cita Chicago (17th ed.)Sengupta, Subroto. Brand Positioning: Strategies for Competitive Advantage. New delhi: Tata McGraw Hill pub.co.ltd, 1994.
Cita MLA (9th ed.)Sengupta, Subroto. Brand Positioning: Strategies for Competitive Advantage. Tata McGraw Hill pub.co.ltd, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.