APA (7e ed.) Bronvermelding

Bird, D. (2008). Commonsense Direct and Digital Marketing (5th.). Kogan Page India Private Limited.

Chicago (17e ed.) Bronvermelding

Bird, Drayton. Commonsense Direct and Digital Marketing. 5th. New Delhi: Kogan Page India Private Limited, 2008.

MLA (9e ed.) Bronvermelding

Bird, Drayton. Commonsense Direct and Digital Marketing. 5th. Kogan Page India Private Limited, 2008.

Let op: Deze citaties zijn niet altijd 100% accuraat.