DAVIS JOHN. (2005). MAGIC NUMBERS FOR CONSUMER MARKETING: KEY MEASURES TO EVALUATE MARKETING SUCCESS. JOHN WILEY & SONS.
Chicago (17e ed.) BronvermeldingDAVIS JOHN. MAGIC NUMBERS FOR CONSUMER MARKETING: KEY MEASURES TO EVALUATE MARKETING SUCCESS. SINGAPORE: JOHN WILEY & SONS, 2005.
MLA (9e ed.) BronvermeldingDAVIS JOHN. MAGIC NUMBERS FOR CONSUMER MARKETING: KEY MEASURES TO EVALUATE MARKETING SUCCESS. JOHN WILEY & SONS, 2005.
Let op: Deze citaties zijn niet altijd 100% accuraat.