Kapoor, J. (2002). Brand seve: Thirty one customer service perscriptions. Navneet.
Dyfyniad Arddull ChicagoKapoor, Jagdeep. Brand Seve: Thirty One Customer Service Perscriptions. mumbai: Navneet, 2002.
Dyfyniad MLAKapoor, Jagdeep. Brand Seve: Thirty One Customer Service Perscriptions. Navneet, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.