Tracklist
| Melina | 2:46 |
| Qué Difícil Es Ser Feliz | 3:42 |
Versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| 13.726-A, 13726-A | Camilo Sesto | Melina (7", Single) | Ariola, Ariola | 13.726-A, 13726-A | Spain | 1975 |
| 5013.726 | Camilo Sesto | Melina (7", Single) | Ariola | 5013.726 | Portugal | 1975 |
| 16 271 AT | Camilo Sesto | Melina (7", Single) | Ariola | 16 271 AT | Germany | 1975 |
| SF0339 | Camilo Sesto | Melina (7", Single) | Famoso | SF0339 | Colombia | 1975 |
| 13.726-A, 13726-A | Camilo Sesto | Melina (7", Single) | Ariola, Ariola | 13.726-A, 13726-A | Spain | 1975 |
| 13726-A | Camilo Sesto | Melina (7", Single, S/Edition) | Ariola | 13726-A | Spain | 1975 |
| ASS - 1002 | Camilo Sesto | Melina (7", Single) | Ariola | ASS - 1002 | Bolivia | Unknown |
| 13.726-A, 13726-A | Camilo Sesto | Melina (7", Single) | Ariola, Ariola | 13.726-A, 13726-A | Spain | Unknown |
