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Dänemark| Label: | Parlophone 7C 006-35920 |
| Genre: | Pop |
| Style: | Pop Rock |
| Format: | Vinyl (7") |
| A | Sommartider » Written-By: Gessle | |
| B1 | Tylö Sun » Written-By: Glover, Levy, Gessle | |
| B2 | Vart Tog Alla Vänner Vägen » Written-By: Gessle |
| Label: | Parlophone 1359206 |
| Genre: | Electronic, Rock |
| Style: | Pop Rock, Euro House |
| Format: | Vinyl (12" , Single) |
| A | Sommartider '89 » Remix: Anders Herrlin | 7:38 |
| B1 | Sommartider (Original 7" Version) » Producer: Lasse Lindbom | 3:18 |
| B2 | Tylö Sun » Producer: Lasse Lindbom | 2:41 |
| B3 | Vart Tog Alla Vänner Vägen? » Producer: Lasse Lindbom | 2:49 |
| Label: | Parlophone 7C 006-35920 |
| Genre: | Pop |
| Style: | Pop Rock |
| Format: | Vinyl (7") |
| A | Sommartider » Written-By: Gessle | |
| B1 | Tylö Sun » Written-By: Glover, Levy, Gessle | |
| B2 | Vart Tog Alla Vänner Vägen » Written-By: Gessle |
| Label: | Parlophone CDPRO 4173 |
| Genre: | Rock, Pop |
| Format: | CD (Single , Promo) |
| 1 | Sommartider | 3:18 |
| 2 | Tylo Sun | 2:41 |
| 3 | Vart Tog Alla Vänner Vägen | 2:53 |
