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Dänemark| Label: | RCA PB-11296 |
| Genre: | Pop, Folk, World, & Country |
| Style: | Country Rock, Ballad, Country |
| Format: | Vinyl (7" , 45 RPM , Single) |
| A | Heartbreaker » Written-By: C. Bayer Sager, D. Wolfert | 3:32 |
| B | Sure Thing » Written-By: D. Parton | 3:32 |
| Label: | RCA PB-60129 |
| Genre: | Folk, World, & Country, Pop |
| Style: | Country Rock, Ballad, Country |
| Format: | Vinyl (7" , 45 RPM , Single) |
| A | Heartbreaker » Producer: Gary Klein » Written-By: Sager, Wolfert | 3:13 |
| B | Sandy's Song » Executive Producer: Charles Koppelman » Producer: Dean Parks, Gregg Perry » Written-By: D. Parton | 3:17 |
| Label: | RCA PB-1296 |
| Genre: | Folk, World, & Country, Pop |
| Style: | Country Rock, Ballad, Country |
| Format: | Vinyl (7" , 45 RPM) |
| A | Heartbreaker » Written-By: C. Bayer Sager, D. Wolfert | 3:32 |
| B | Sure Thing » Written-By: D. Parton | 3:32 |
| Label: | RCA 103180 |
| Genre: | Folk, World, & Country, Pop |
| Style: | Country Rock, Ballad, Country |
| Format: | Vinyl (7" , 45 RPM , Single) |
| A | Heartbreaker » Written-By: C. Bayer Sager, D. Wolfert | 3:32 |
| B | Sure Thing » Written-By: D. Parton | 3:32 |
| Label: | RCA PB-1296 |
| Genre: | Pop, Folk, World, & Country |
| Style: | Country Rock, Ballad, Country |
| Format: | Vinyl (7" , 45 RPM) |
| A | Heartbreaker » Written-By: C. Bayer Sager, D. Wolfert | 3:32 |
| B | Sure Thing » Written-By: D. Parton | 3:32 |
| Label: | RCA JH-11296 |
| Genre: | Folk, World, & Country |
| Style: | Country |
| Format: | Vinyl (7" , Promo) |
| A | Heartbreaker (Mono) | 3:32 |
| B | Heartbreaker (Stereo) | 3:32 |
