| Author | Titles | | 1.
| Lapa, Querubim, 1925-2016 | 59 | | 2.
| Lapa, Rodrigues, 1897-1989 | 0 | | 3.
| Author is: Lapa, M. Rodrigues, 1897-1989 | 75 | | 4.
| Lapa, Rosa | 1 | | 5.
| Lapa, Sofia, 1968- | 4 | | 6.
| Lapa, Sofia Boino de Azevedo, 1968- | 0 | | 7.
| Author is: Lapa, Sofia, 1968- | 4 | | 8.
| Lapa, Teresa | 4 | | 9.
| Lapa, Vasco, 1928- | 2 | | 10.
| Lapaire, Claude | 2 | | 11.
| Lapajne, Natalija | 1 | | 12.
| LaPalombara, David | 1 |
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