| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Budujace rozmowy | 978-83-246-3811-6 (83-246-3811-3) | 2014 |
| Fight Less, Love More: 5-Minute Conversations to Change Your Relationship without Blowing Up or Giving In | 978-1-60529-598-5 (1-60529-598-1) | 2010 |
| Instant Persuasion: How to Change Your Words to Change Your Life | 978-1-58542-477-1 (1-58542-477-3) | 2006 |
Helion · Rodale Books · TarcherPerigee