| title | ISBN-13 | year of publication |
|---|---|---|
| Click CD | 978-1-4013-9030-3 | 2008 |
| Click: What Millions of People Are Doing Online and Why it Matters | 978-1-4013-2304-2 | 2008 |
| Click: What We Do Online and Why It Matters | 978-0-00-727783-4 | 2009 |
| Click: What We Do Online and Why It Matters | 978-0-00-728121-3 | 2009 |
| Everyone's a Critic: Winning Customers in a Review-Driven World | 978-1-59184-638-3 | 2014 |
HarperCollins · Hyperion · Portfolio