| Author | Titles | 1.
| Maravall, José Antonio | 3 | 2.
| Maravall, Susana | 4 | 3.
| Maravelias, George | 1 | 4.
| Maraviglia, Cecilia | 1 | 5.
| Maravilla, Guadalupe | 1 | 6.
| Marazza, Achille | 1 | 7.
| Marbach, Bettina | 1 | 8.
| Marbach, Ségolène | 1 | 9.
| Marbán, Maísa | 1 | 10.
| Marbeck, Joan Margaret | 2 |
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