Brian Halligan Quotes
Brian Halligan, Dharmesh Shah (2009). “Inbound Marketing: Get Found Using Google, Social Media, and Blogs”, p.6, John Wiley & Sons
Brian Halligan, Dharmesh Shah (2009). “Inbound Marketing: Get Found Using Google, Social Media, and Blogs”, p.7, John Wiley & Sons
Brian Halligan, Dharmesh Shah (2014). “Inbound Marketing, Revised and Updated: Attract, Engage, and Delight Customers Online”, p.128, John Wiley & Sons