| Author | Titles | | 1.
| Leontiev, A. N. | 2 | | 2.
| Leontyev, Igor | 1 | | 3.
| Leonzini, Nessia | 1 | | 4.
| Leopardi, Giácomo | 5 | | 5.
| Leopold, Elisabeth, 1926- | 1 | | 6.
| Leopold en Zonen ( Firma ) | 1 | | 7.
| Leopold I, Rei da Bélgica, 1790-1865 | 1 | | 8.
| Leopold, Matthias, 1959- | 1 | | 9.
| Leopold Museum (Viena, Áustria) | 2 | | 10.
| Leopold, Roswitha | 1 |
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