BPP Learning Media. (2009). Advanced marketing and sales. Viva Books.
Cita Chicago (17th ed.)BPP Learning Media. Advanced Marketing and Sales. New Delhi: Viva Books, 2009.
Cita MLA (9th ed.)BPP Learning Media. Advanced Marketing and Sales. Viva Books, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.