Ambient 4: On Land Versions Versions

| Country | Label | Cat_No_ | Media | Release_Date |
|---|---|---|---|---|
| US | Editions EG | EGED 20 | LP | 1982 |
| France | Polydor | 2311 107 | LP | 1982 |
| Australia & NZ | Editions EG | 2311 107 | LP | 1982 |
| UK | Editions EG | EEGCD 20 | CD | 1986 |
| UK | Virgin | ENOCD 8 7243 8 66499 2 8 | CD | 2004 |