Halligan, B., & Shah, D. (2014). Inbound marketing: Attract, engage, and delight customers online (Revised and updated second edition.). Wiley.
Citace podle Chicago (17th ed.)Halligan, B., a Dharmesh Shah. Inbound Marketing: Attract, Engage, and Delight Customers Online. Revised and updated second edition. Hoboken, New Jersey: Wiley, 2014.
Citace podle MLA (9th ed.)Halligan, B., a Dharmesh Shah. Inbound Marketing: Attract, Engage, and Delight Customers Online. Revised and updated second edition. Wiley, 2014.
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