| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Shell Petroleum Development Company, the State and Underdevelopment of Nigeria's Niger Delta: A Study in Environmental Degradation | Hardcover | 978-0-86543-983-2 (0-86543-983-4) | 2010 |
| Shell Petroleum Development Company, the State and Underdevelopment of Nigeria's Niger Delta: A Study in Environmental Degradation | Paperback | 978-0-86543-984-9 (0-86543-984-2) | 2005 |