Karen Mantyla. (2004). Consultative sales power: Achieving continuous success. Viva Books.
Chicago Edition CitationKaren Mantyla. Consultative Sales Power: Achieving Continuous Success. New Delhi: Viva Books, 2004.
Cita MLAKaren Mantyla. Consultative Sales Power: Achieving Continuous Success. Viva Books, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.