| Author | Titles | | 1.
| Laffon, Juliette | 1 | | 2.
| Laffón, Rafael | 1 | | 3.
| Laffont, Pierre, 1913-1993 | 1 | | 4.
| Laffont, Robert, 1916- | 2 | | 5.
| Laffranconi, Matteo | 1 | | 6.
| Lafitau, Joseph François | 1 | | 7.
| Lafitte, Marie Pierre | 1 | | 8.
| Lafitte, Pierre | 1 | | 9.
| Lafon, Paul | 1 | | 10.
| Lafond, Jean | 4 |
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