Sierra Club Books · Verso Books
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Biafran Ghosts: The Massob Ethnic Militia and Nigeria's Democratisation Process | 978-91-7106-716-6 (91-7106-716-7) | 2012 | |
| Where Vultures Feast: Shell, Human Rights, and Oil | 978-1-85984-473-1 (1-85984-473-1) | 2003 | |
| Where Vultures Feast: Shell, Human Rights, and Oil in the Niger Delta | 978-1-57805-046-8 (1-57805-046-4) | 2001 | Oronto Douglas |