Ury, William L. Fisher · Ury William, Patton Bruce Fisher Roger · William Ury
| title | ISBN-13 | year of publication |
|---|---|---|
| Dochodzac do TAK ze soba | 978-83-7818-677-9 | 2015 |
| Odchodzac od NIE | 978-83-208-2091-1 | 2014 |
| Odchodzac od NIE | 978-83-208-1836-9 | 2009 |
| The Power of a Positive No | 978-0-340-92379-5 | 2007 |
Hodder & Stoughton · PWE · Rebis