Hartley, R. F. (2006). Marketing Mistakes and Successes (3rd ed.). John Wiley & Sons, Inc.
Chicago (17e ed.) BronvermeldingHartley, Robert F. Marketing Mistakes and Successes. 3rd ed. San Francisco: John Wiley & Sons, Inc, 2006.
MLA (9e ed.) BronvermeldingHartley, Robert F. Marketing Mistakes and Successes. 3rd ed. John Wiley & Sons, Inc, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.