| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Blogging to Drive Business: Create and Maintain Valuable Customer Connections | 978-0-7897-4994-9 | 2012 | Eric Butow |
| Blogging to Drive Business: Create and Maintain Valuable Customer Connections | 978-0-7897-4256-8 | 2010 | " |
| Designing Digital Events | 978-1-118-78337-5 | 1991 | |
| Fare business con i blog | 978-88-203-4603-4 | 2011 | Eric Butow |