| Author | Titles | 1.
| Castro, Ricardo, 1978- | 12 | 2.
| Castro, Roberto Barbosa de | 1 | 3.
| Castro, Rodrigo de | 2 | 4.
| Castro Rodrigues, 1920-2015 | 0 | 5.
| Author is: Rodrigues, Francisco Castro, 1920-2015 | 8 | 6.
| Castro, Rolando | 1 | 7.
| Castro, Romano | 1 | 8.
| Castro, Romy, 1956- | 17 | 9.
| Castro, Rosa Maria | 1 | 10.
| Castro Rosales, María Antonia de | 0 | 11.
| Author is: Castro, María Antonia de | 3 | 12.
| Castro, Rosalía de | 3 |
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