Rao, K. R. M. (2011). Services Marketing. Pearson.
Cita Chicago (17th ed.)Rao, K. Ram Mohan. Services Marketing. Noida: Pearson, 2011.
Cita MLA (9th ed.)Rao, K. Ram Mohan. Services Marketing. Pearson, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.