Motivational Press LLC · Oxford University Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| How to Build a Community in Your Business: Increase Productivity and Innovation | 978-1-62865-719-7 (1-62865-719-7) | 2020 |
| The Lost World of Irian Jaya | 978-0-19-554368-1 (0-19-554368-8) | 1985 |