P S · Patricia Stephenson · S D · S. L.
Pearson Custom Publishing · Pearson Learning Solutions
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Essential Elements for Effectiveness | 978-0-558-22143-0 (0-558-22143-2) | 2009 |
| Essential Elements for Effectiveness: A Step by Step Guide to Personal and Professional Success-(Sof | 978-0-536-72910-1 (0-536-72910-7) | 2005 |