Gureja, G. (1997). Creating customer values: The synergy between after sales service and maintenance. TMH.
Dyfyniad Arddull ChicagoGureja, Gopal. Creating Customer Values: The Synergy Between After Sales Service and Maintenance. New Delhi: TMH, 1997.
Dyfyniad MLAGureja, Gopal. Creating Customer Values: The Synergy Between After Sales Service and Maintenance. TMH, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.