| Author | Titles | | 1.
| Bettagno, Alessandro | 3 | | 2.
| Bettaïed, Viviane, 1949- | 1 | | 3.
| Bettazzi, Maria Beatrice | 1 | | 4.
| Bettelheim, Charles, 1913- | 2 | | 5.
| Bettelheim, P. | 1 | | 6.
| Bettella, Andrea | 1 | | 7.
| Bettelle, Mario | 1 | | 8.
| Bettencourt, Ana Maria dos Santos, 1960- | 1 | | 9.
| Bettencourt, André | 1 | | 10.
| Bettencourt, António, 19--?- | 1 |
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