| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2006 | 978-1-906080-00-6 | Chris Hutton · Harvey Ells · Paul Frost · Institute of Customer Service | Excellence in Managing the Business-to-Business Customer Relationship |
| 2007 | 978-1-906080-01-3 | Ted Johns | Out to Lunch Back in Six Hours: Stories About Customers and Customer Service Experiences |
| 2011 | 978-1-906080-05-1 | Ashridge Business School | Return on Investment in Customer Service: the Bottom Line Report |