| Author | Titles | | 1.
| Laffay, Albert | 1 | | 2.
| Laffiteau, J. | 1 | | 3.
| Laffitte, Louis | 1 | | 4.
| Laffitte, Marie-Pierre | 2 | | 5.
| Laffitte, Pierre, 1823-1903 | 4 | | 6.
| Laffolye, P | 1 | | 7.
| Laffon, Juliette | 1 | | 8.
| Laffón, Rafael | 1 | | 9.
| Laffont, Pierre, 1913-1993 | 1 | | 10.
| Laffont, Robert, 1916- | 2 |
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