McGraw-Hill · McGraw-Hill Interamericana
| title | ISBN-13 | year of publication |
|---|---|---|
| Are You Communicating? | 978-0-07-068054-8 | 1991 |
| Are You Communicating | 978-0-07-068053-1 | 1989 |
| Are You Communicating?: You Can't Manage Without It | 978-0-07-068052-4 | 1989 |
| Sabe Usted Comunicarse ? | 978-970-10-0119-6 | 1995 |