| Author | Titles | | 1.
| Urquart, Rachel | 1 | | 2.
| Urquart, Ross | 1 | | 3.
| Urquhart, Donald, 1959- | 1 | | 4.
| Urquidi, Marina | 1 | | 5.
| Urrabieta Ortiz y Vierge, Daniel, 1851-1904 | 0 | | 6.
| Author is: Vierge, Daniel, 1851-1904 | 2 | | 7.
| Urraca Uribe, Susana | 2 | | 8.
| Urrea Fernandez, Jesus | 4 | | 9.
| Urrea, Jesús | 2 | | 10.
| Urreta, Luis de, O.P. | 1 | | 11.
| Urrios, Juan, 1962- | 1 |
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