| Author | Titles | | 1.
| Leone, Cataldo | 1 | | 2.
| Leone, Francesca, 1964- | 1 | | 3.
| Leone, Guiseppe | 1 | | 4.
| Leone, Metzner 1914-1987 | 4 | | 5.
| Leone, Nani, Padre | 1 | | 6.
| Leone, Ricardo, 1891-1971 | 7 | | 7.
| Leone, Sergio, 1921-1989 | 2 | | 8.
| Leone, Stephanie C. | 1 | | 9.
| Leone, Vasco Vivaldo, -1975 | 1 | | 10.
| Leone, Vasco Vivaldo, -1975 | 1 |
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