| Author | Titles | | 1.
| León, Mario | 1 | | 2.
| Léon, P. | 1 | | 3.
| León Pagano, José | 1 | | 4.
| Léon, Pascal Martin Saint | 3 | | 5.
| Léon, Paul, 1874-1962 | 3 | | 6.
| Leon Pinelo, Antonio de | 1 | | 7.
| León, Raúl | 1 | | 8.
| León, Ricardo | 6 | | 9.
| León Salmerón, África | 1 | | 10.
| León, Teodoro González de, 1926-2016 | 0 | | 11.
| Author is: González de León, Teodoro, 1926-2016 | 1 |
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