| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Green Entrepreneur Handbook: The Guide to Building and Growing a Green and Clean Business | Hardcover | 978-1-138-40961-3 (1-138-40961-8) | 2017 |
| Green Entrepreneur Handbook: The Guide to Building and Growing a Green and Clean Business | Paperback | 978-1-4398-1729-2 (1-4398-1729-4) | 2010 |
| What Every Engineer Should Know About Starting a High-Tech Business Venture | Hardcover | 978-1-138-42314-5 (1-138-42314-9) | 2017 |
"E. K." · Eric Kester · Eric Kuster · Erich Koestermann · Erich Kosthorst