| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Introvert Power: Why Your Inner Life Is Your Hidden Strength | 978-1-4022-8088-7 (1-4022-8088-2) | 2013 | |
| Introvert Power: Why Your Inner Life Is Your Hidden Strength | 978-1-4022-1117-1 (1-4022-1117-1) | 2008 | |
| The Anxiety Answer Book | 978-1-4022-0402-9 (1-4022-0402-7) | 2005 | Laura Wilhelm Ph.D. · Martin Kommor M.D. |
H.D. · H. P. · Helgoe Ph.D. · L.D. · L -H · L.P. · Laurie Helgoe · Laurie Ph.D. · Ph.D.