| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| UNDERSTANDING EGOVERNMENT | Paperback | 978-0-367-24251-0 (0-367-24251-6) | 2019 |
| Understanding E-Government: Information Systems in Public Administration | Hardcover | 978-0-415-43093-7 (0-415-43093-3) | 2008 |
| Understanding E-Government: Information Systems in Public Administration | Paperback | 978-0-415-43094-4 (0-415-43094-1) | 2008 |