Celebrity Profiles Publishing Co. · Ecruiting Alternatives, Inc
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| SAP Blue Book, A Concise Business Guide to the World of SAP | 978-1-57579-125-8 | 1998 | |
| SAP Consultant Handbook | 978-0-9725988-2-8 | 2004 | Jon Reed |
| The New SAP Blue Book | 978-1-57579-342-9 | 2006 | John Guzman |
| The SAP Consultant Handbook | 978-0-9725988-0-4 | 2002 | Jon Reed |