APA (7e ed.) Bronvermelding
Halligan, B., & Shah, D. (2014). Inbound marketing: Attract, engage, and delight customers online (Revised and updated second edition.). Wiley.
Chicago (17e ed.) Bronvermelding
Halligan, B., en Dharmesh Shah. Inbound Marketing: Attract, Engage, and Delight Customers Online. Revised and updated second edition. Hoboken, New Jersey: Wiley, 2014.
MLA (9e ed.) Bronvermelding
Halligan, B., en Dharmesh Shah. Inbound Marketing: Attract, Engage, and Delight Customers Online. Revised and updated second edition. Wiley, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.