| Author | Titles | | 1.
| Ligtelijn, Vincent | 2 | | 2.
| Ligue Apostolique des Nations | 1 | | 3.
| Liiceanu, Gabriel, 1942- | 1 | | 4.
| Liivak, Anu | 1 | | 5.
| Lijn, Liliane, 1939- | 1 | | 6.
| LIKEarchitects | 2 | | 7.
| Likhachov, Dmitry | 1 | | 8.
| Likhachova, V. D. | 1 | | 9.
| Likhatchev, Dimitri | 2 | | 10.
| Likmann, Berthold | 1 |
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