Kong, F. J. (2018). Customer service excellence. IN Beyond the Bottom Line [column]. Philippine Star.
Chicago (17e ed.) BronvermeldingKong, Francis J. "Customer Service Excellence. IN Beyond the Bottom Line [column]." Philippine Star 2018.
MLA (9e ed.) BronvermeldingKong, Francis J. "Customer Service Excellence. IN Beyond the Bottom Line [column]." Philippine Star, 2018.
Let op: Deze citaties zijn niet altijd 100% accuraat.