| Author | Titles | | 1.
| Roberts Allen | 1 | | 2.
| Roberts, Allen F., 1945- | 1 | | 3.
| Roberts, Andrew | 1 | | 4.
| Roberts, Ann | 1 | | 5.
| Roberts, Anthony | 1 | | 6.
| Roberts, Bruce | 1 | | 7.
| Roberts, Cecil Edric Mornington | 1 | | 8.
| Roberts, Claire | 1 | | 9.
| Roberts, Colin, 1974- | 1 | | 10.
| Roberts, Craige | 1 |
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