| title | ISBN-13 | year of publication |
|---|---|---|
| Creating a Customer Service Revolution: Making Service your Biggest Competitive Advantage | 978-1-118-85637-6 | 2014 |
| Secret Service: Hidden Systems That Deliver Unforgettable Customer Service | 978-0-8144-7171-5 | 2003 |
| The Relationship Economy: Building Stronger Customer Connections in the Digital Age | 978-1-62634-643-7 | 2019 |
| What's the Secret?: To Providing a World-Class Customer Experience | 978-0-470-19612-0 | 2008 |
J.D. · J R · John D. · John R. · John R. DiJulius III · John R. , III DiJulius · R.D.
AMACOM · Greenleaf Book Group Press · Wiley