| Author | Titles | 1.
| Copley, John Singleton, 1738-1815 | 3 | 2.
| Copón, Miguel | 1 | 3.
| Copp, DeWitt S. | 1 | 4.
| Coppa, Alessandra | 1 | 5.
| Coppack, Glyn | 1 | 6.
| Coppe, Virginie | 1 | 7.
| Coppée, François | 10 | 8.
| Coppel Aréizaga, Rosario | 1 | 9.
| Coppel, Georges | 1 | 10.
| Coppel, Stephen | 7 |
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