| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Net learning. Imparare insieme attraverso la rete | 978-88-453-O983-O (88-453-O983-5) | 2000 |
D B · David Balkin · David Belchem · David Belgum · David Beljonne · David Belson · David Blackman · David Blackmore · David Blacknell · David Blakemore · David Blakenhorn · David Bleckmann · David Bloxom · David Bolocan