| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Information Systems in the 80's: Products, Markets, and Vendors | 978-0-13-464644-2 (0-13-464644-4) | 1983 |
| Information systems in the 80's: Products, markets, and vendors | 978-0-13-464560-5 (0-13-464560-X) | 1982 |
Ulrich Wahli · Ulrich Walwei · Ulrich Wiehle · Ulrich Will · Ulrike Wahl · Ulrike Will