J.N.Jain & P.P.Singh. (2007). Modern marketing of services: Principles and techniques. Regal.
Chicago Edition CitationJ.N.Jain i P.P.Singh. Modern Marketing of Services: Principles and Techniques. New Delhi: Regal, 2007.
Cita MLAJ.N.Jain i P.P.Singh. Modern Marketing of Services: Principles and Techniques. Regal, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.