Rao, K. R. M. (2011). Services Marketing. Pearson.
Chicago-čujuhus (17. p.)Rao, K. Ram Mohan. Services Marketing. Noida: Pearson, 2011.
MLA-čujuhus (9. p.)Rao, K. Ram Mohan. Services Marketing. Pearson, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.