Groups Joined by Marco Delmastro
| Members | Discussions | Books | Last Updated | |
|---|---|---|---|---|
 Fisica e Matematica by | 912 | 56 | 1,177 | 7 months ago |
 Divulgazione scientifica by | 742 | 56 | 1,251 | about a year ago |
  Scambio Ebook by | 6,694 | 26,129 | 9,881 | about 2 hours ago |
 FriendFeeders | 48 | 3 | 0 | 11 years ago |
  Assistenza Anobii | 2,100 | 801 | 0 | about an hour ago |