Pore, L. (1997). The secret of successful brands. Manila Times.
Chicago (17e ed.) BronvermeldingPore, Lyra. "The Secret of Successful Brands." Manila Times 1997.
MLA (9e ed.) BronvermeldingPore, Lyra. "The Secret of Successful Brands." Manila Times, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.