| Author | Titles | | 1.
| Trey, Alice | 1 | | 2.
| Trey, Juliette | 1 | | 3.
| Trezzani, Ludovica | 1 | | 4.
| Triadó, Juan-Ramón | 1 | | 5.
| Triadou, Vanessa | 1 | | 6.
| Triar - Estudos e Projectos (Firma de Arquitectura) | 1 | | 7.
| Trías, Carlos | 2 | | 8.
| Trías de Bes, Marta Tusquets | 1 | | 9.
| Trías, Eugenio, 1942-2013 | 2 | | 10.
| Trías Folch, Luisa | 2 |
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