G.B. · G. Barr · Gary B. · Gary K. Barr
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Human Rights: Who Decides?: Who Decides? | 978-0-431-11473-6 (0-431-11473-0) | 2006 |
| Slavery in the United States | 978-1-4178-2142-6 (1-4178-2142-6) | 2004 |
| West African Kingdoms | 978-0-431-08088-8 (0-431-08088-7) | 2006 |