| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| ALE, EDI, & IDoc Technologies for SAP, 2nd Edition | 978-0-7615-3431-0 (0-7615-3431-8) | 2002 | John Pitlak |
| ALE, EDI & IDoc Technologies for SAP | 978-0-7615-1903-4 (0-7615-1903-3) | 1999 | Gareth De Bruyn ยท Robert Lyfareff |