| Author | Titles | | 1.
| Carlos, Érika Simone de Almeida, 1972- | 1 | | 2.
| Carlos, Esther Emílio | 2 | | 3.
| Carlos, Fernando | 5 | | 4.
| Carlos, Filipa | 1 | | 5.
| Carlos, Filipe C. | 1 | | 6.
| Carlos, Frei, fl. 1517-1540 | 6 | | 7.
| Carlos, Frei, pseud. | 0 | | 8.
| Author is: Amaro, Carlos, 1879-1946 | 7 | | 9.
| Carlos, Guiomar de | 1 | | 10.
| Carlos I, Rei de Portugal, 1863-1908 | 5 | | 11.
| Carlos I, Rei de Portugal, 1863-1908 | 6 |
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