| Author | Titles | 1.
| João Bernardo | 1 | 2.
| João, Bispo de Angola e Congo | 1 | 3.
| João Braula Reis, 1927-1989 | 0 | 4.
| Author is: Reis, João Braula, 1927-1989 | 7 | 5.
| João Brites, 1947- | 0 | 6.
| Author is: Brites, João, 1947- | 4 | 7.
| João Carlos, 1899-1960 | 0 | 8.
| Author is: João Carlos (nome de artista) | 24 | 9.
| João Carlos (nome de artista) | 24 | 10.
| Related author: Gomes, Celestino, 1899-1960 | 33 | 11.
| João Charters de Almeida, 1935- | 0 | 12.
| Author is: Almeida, Charters de, 1935- | 37 | 13.
| João Cutileiro, 1937-2021 | 0 | 14.
| Author is: Cutileiro, João, 1937-2021 | 113 | 15.
| João da Cruz, Santo, 1542-1591 | 1 | 16.
| João da Póvoa, Frei | 1 |
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