| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | 
|---|---|---|---|
| The Sales Advantage: How to Get It, Keep It, and Sell More Than Ever | 978-O-7432-1591-6 (O-7432-1591-5) | 2002 | Michael Crom | 
J. Oliver Crom · Michael, Crom, Oliver Crom · Michael i Oliver Crom · **O.C.** · OLIVER C