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Dänemark| Label: | Reprise Records 9 17266-2 |
| Genre: | Electronic |
| Style: | Modern Classical, Ambient |
| Format: | CD (Single) |
| 1 | Only If... » Lyrics By: Roma Ryan | 3:17 |
| 2 | Willows On The Water | 3:01 |
| 3 | Oíche Chiún (Silent Night) » Co-producer, Arranged By: Enya » Written-By: Traditional | 3:45 |
| Label: | WEA 3984 21009 2 |
| Genre: | Electronic |
| Style: | Ambient |
| Format: | CD (Maxi-Single) |
| 1 | Only If... | 3:18 |
| 2 | Willows On The Water | 3:02 |
| 3 | Oíche Chiún (Silent Night) | 3:45 |
| Label: | WEA WEA143CDDJ |
| Genre: | Pop, Folk, World, & Country |
| Format: | CD (Single , Promo) |
| 1 | Only If... | 3:18 |
| Label: | Reprise Records 54391 72667 |
| Genre: | Rock |
| Format: | Vinyl (7") |
| A | Only If (Album Version) | |
| B | Oiche Chiun ((Silent Night) (Non-Album Track | |
| Label: | Reprise Records PRO-CD-9054 |
| Genre: | Folk, World, & Country |
| Style: | Celtic |
| Format: | CD (Single , Promo) |
| 1 | Only If | 3:18 |
| Label: | Warner Music 3984 21010 9 |
| Genre: | Pop, Classical |
| Format: | CD (Single) |
| 1 | Only If... | |
| 2 | Oiche Chiun (Silent Night) |
| Label: | WEA WEA143CDDJ |
| Genre: | Pop, Folk, World, & Country |
| Format: | CD (Single , Promo) |
| 1 | Only If... | 3:18 |
