L.M. · L. Macdonald · Lucy McDonald
| title | ISBN-13 | year of publication |
|---|---|---|
| Aprende a ser optimista: Visualiza el camino hacia el éxito. Recupera la confianza y la felicidad | 978-84-9754-120-6 | 2004 |
| Learn to be an Optimist | 978-1-907486-85-2 | 2011 |
| Learn to Be an Optimist | 978-0-8118-4169-6 | 2004 |
| Learn to Be an Optimist: Visualise Your Way to Success, Find Lifelong Confidence and Happiness, Discover Self-belief | 978-1-84483-003-9 | 2004 |
| Learn to Manage Your Time | 978-0-8118-5019-3 | 2006 |
Chronicle Books · Duncan Baird Publishers · Ediciones Oniro · Watkins Publishing LTD