| 9 (CD, Album, Copy Protected) | Ariola, BMG Nederland BV | 82876520452 | Europe | 2003 | |
| 9 (CD, Album) | Ariola, BMG Argentina | 8287-652254-2 | Argentina | 2003 | |
| 9 (CD, Album, Copy Protected) | Ariola, BMG Argentina | 8287 652045-2 | Argentina | 2003 | |
| 9 (CD, Album, Copy Protected) | Ariola | 82876522542 | Spain | 2003 | |
| 9 (Cassette, Album) | Ariola | 82876520454 | Romania | 2003 | |
Made in the EU.
Arranged By [Arrangiamenti Con La Collaborazione Di] – - Claudio Guidetti (tracks: A1 to B2, C1, C3 to D2), - Eros Ramazzotti (tracks: A1 to B2, C1, C3 to D2)Arranged By [Arrangiamenti] – - Celso Valli (tracks: A1 to B2, C1, C3 to D2), - Claudio Guidetti (tracks: B3, C2, D3, D4), - Eros Ramazzotti (tracks: B3, C2, D3, D4), - Michele Canova * (tracks: B3, C2, D3)Arranged By [Strings], Conductor – - Celso Valli
Artwork – - Studio Anastasia *, - Flora Sala
Co-producer [Co-produzione Artistica (i Brani)] – - Celso Valli
Executive-Producer [Produzione Essecutiva] – - Radiorama
Lacquer Cut By – - Phil Rizzi
Mastered By – - Antonio Baglio
Mixed By – - Bruno Malasoma (tracks: D4), - Claudio Guidetti (tracks: B3, C2, D3), - Luca Bignardi (tracks: A1 to B2, C1, C3 to D2), - Michele Canova * (tracks: B3, C2, D3)Mixed By [Assistant] – - Marco D'Agostino (tracks: D4)Photography By – - Fabrizio Ferri
Producer [Produzione Artistica] – - Claudio Guidetti , - Eros Ramazzotti
Recorded By – - Bruno Malasoma , - Luca Bignardi
Recorded By [Assistant] – - Marco Borsati *, - Marco D'Agostino
Recorded By [Guitar, Assistant] – - Mike Lazer
Recorded By [Guitar] – - John Paterno
Recorded By [Strings] – - Gavin Wright *, - Simon Rhoues *
Recorded By [Vocals] – - Claudio Guidetti
Violin, Contractor [Orchestra Casting] – - Isobel Griffiths