| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Defense Spending, Natural Resources, and Conflict | Paperback | 978-1-138-08650-0 (1-138-08650-9) | 2017 | Christos Kollias |
| Defense Spending, Natural Resources, and Conflict | Hardcover | 978-1-138-93347-7 (1-138-93347-3) | 2015 | " |