| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Eat THAT Cookie!: Make Workplace Positivity Pay Off...For Individuals, Teams, and Organizations | 978-0-9840794-4-5 (0-9840794-4-0) | 2009 |
| Hey Cupcake! We Are ALL Leaders | 978-0-9828503-4-3 (0-9828503-4-4) | 2012 |
| Service Excellence is as Easy as PIE: Perception Is Everything | 978-1-62218-001-1 (1-62218-001-1) | 2014 |
L.J. · Lech Jacek · Leigh Jajuga · Leski Jacek · Lisa Jaycox · Louise Jacques