Sharma, S. (2008). Service marketing. Paradise Publisher.
Chicago-čujuhus (17. p.)Sharma, S.P. Service Marketing. Jaipur: Paradise Publisher, 2008.
MLA-čujuhus (9. p.)Sharma, S.P. Service Marketing. Paradise Publisher, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.