| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| ESCOs Around the World: Lessons Learned in 49 Countries | 978-1-4398-1101-6 (1-4398-1101-6) | 2009 | Shirley J. Hansen ยท Paolo Bertoldi |
| World ESCO Outlook | 978-1-4665-5814-4 (1-4665-5814-8) | 2012 | Shirley J. Hansen |