| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| The Legal Regime of Foreign Private Investment in Sudan and Saudi Arabia | Printed Access Code | 978-0-511-49472-7 (0-511-49472-6) | 2009 |
| The Legal Regime of Foreign Private Investment in Sudan and Saudi Arabia | Hardcover | 978-0-521-81772-1 (0-521-81772-2) | 2003 |