S.R. Covey · Stephen C. · Stephen Covey · Stephen M. R. · Stephen R. Covey
Ediciones Paidos Iberica · Simon & Schuster Audio
| title | media type | ISBN-13 | year of publica- tion |
|---|---|---|---|
| El factor confianza/ The Speed of Trust: El valor que lo cambia todo/ The One Thing That Changes Everything | Paperback | 978-84-493-2044-6 | 2007 |
| The SPEED of Trust: The One Thing That Changes Everything | " | 978-1-4165-4900-0 | 2008 |
| The Speed of Trust: The One Thing That Changes Everything | " | 978-0-7432-9560-4 | 2006 |
| The SPEED of Trust: The One Thing that Changes Everything | Hardcover | 978-0-7432-9730-1 | 2006 |
| The Speed of Trust: The One Thing That Changes Everything | Unknown Binding | 978-0-7435-6198-3 | 2006 |
| The SPEED of Trust: The One Thing that Changes Everything | Audio CD | 978-0-7435-6469-4 | 2006 |