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Dänemark| Label: | International Bestseller Company 4C 006-98003 |
| Genre: | Pop |
| Style: | Vocal |
| Format: | Vinyl (7" , Single) |
| A | Wild Bird | 3:53 |
| B | If You Understand | 3:39 |
| Label: | Negram NG 2123 |
| Genre: | Pop, Rock |
| Style: | Pop Rock, Schlager |
| Format: | Vinyl (7") |
| A | Wild Bird | 3:55 |
| B | If You Understand | 3:43 |
| Label: | Warner Bros. Records WB 16789 |
| Genre: | Pop |
| Style: | Vocal |
| Format: | Vinyl (7" , Single) |
| A | Wild Bird | 3:53 |
| B | If You Understand | 3:39 |
| Label: | Warner Bros. Records K 16810 |
| Genre: | Pop, Rock |
| Style: | Pop Rock |
| Format: | Vinyl (7" , 45 RPM , Single) |
| A | Wild Bird | |
| B | Silver |
| Label: | Jugoton SEMI 88912 |
| Genre: | Pop |
| Style: | Vocal, Schlager |
| Format: | Vinyl (7" , 45 RPM , Stereo) |
| A | Wild Bird | 3:55 |
| B | If You Understand | 3:43 |
| Label: | Warner Bros. Records U 16789 |
| Genre: | Pop, Rock |
| Style: | Pop Rock |
| Format: | Vinyl (7" , 45 RPM , Single) |
| A | Wild Bird | 3:55 |
| B | If You Understand | 3:43 |
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