| Author | Titles | | 1.
| Labourdette, R. | 1 | | 2.
| Labourer, Jean Émile, 1877-1943 | 1 | | 3.
| Laboureur, Jean Émile, 1877-1943 | 1 | | 4.
| Laboureur, Sylvain | 1 | | 5.
| Labowicz-Dymanus, Karolina | 1 | | 6.
| Laboye, Roland, 1944- | 1 | | 7.
| Labra Carvajal, Armando | 1 | | 8.
| Labra, Rafael María de | 1 | | 9.
| Labrador, Ana Maria Theresa P. | 1 | | 10.
| Labrador, José | 2 |
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