| title | ISBN-13 | year of publication |
|---|---|---|
| Successful ScrumButt | 978-1-138-93098-8 | 2016 |
| Successful ScrumButt: Learn to Modify Scrum Project Management for Student and Virtual Teams | 978-1-138-03295-8 | 2016 |
| Successful ScrumButt: Learn to Modify Scrum Project Management for Student and Virtual Teams | 978-1-138-83853-6 | 2015 |
| Successful ScrumButt: Learn to Modify Scrum Project Management for Student and Virtual Teams | 978-1-138-03291-0 |