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Dänemark| Label: | Columbia 38-03219 |
| Genre: | Pop |
| Style: | Vocal |
| Format: | Vinyl (7" , Single) |
| A | Heartlight » Engineer, Mixed By: Jeremy Smith » Mixed By: Bill Schnee » Written-By: N. Diamond | 4:21 |
| B | You Don't Know Me » Engineer: Joel Fein, Lee Herschberg » Mixed By: Ron Hitchcock | 5:28 |
| Label: | CBS CBSA 2814 |
| Genre: | Pop |
| Style: | Vocal |
| Format: | Vinyl (7" , Single) |
| A | Heartlight » Engineer, Mixed By: Jeremy Smith » Mixed By: Bill Schnee » Written-By: N. Diamond | 4:21 |
| B | You Don't Know Me » Engineer: Joel Fein, Lee Herschberg » Mixed By: Ron Hitchcock | 5:28 |
| Label: | CBS 43.530 |
| Genre: | Pop |
| Format: | Vinyl (7" , Single , 33 ⅓ RPM) |
| A | Heartlight » Written-By: N. Diamond | 4:21 |
| B | You Don't Know Me | 5:28 |
| Label: | CBS CBS A2814 |
| Genre: | Pop, Rock |
| Style: | Vocal |
| Format: | Vinyl (7" , Single , 45 RPM) |
| A | Heartlight » Engineer, Mixed By: Jeremy Smith » Mixed By: Bill Schnee » Written-By: N. Diamond | 4:21 |
| B | You Don't Know Me » Engineer: Joel Fein, Lee Herschberg » Mixed By: Ron Hitchcock | 5:28 |
| Label: | Columbia CNR-03345 |
| Genre: | Pop, Rock |
| Format: | Vinyl (45 RPM , 7" , Single Sided) |
| A1 | Heartlight | |
| Label: | Columbia AS 99-1586 |
| Genre: | Pop |
| Style: | Vocal |
| Format: | Vinyl (12" , Single , Promo , Single Sided , Picture Disc) |
| A | Heartlight |
| Label: | Columbia 38 03219 |
| Genre: | Pop |
| Style: | Vocal |
| Format: | Vinyl (7" , Single) |
| A | Heartlight » Engineer, Mixed By: Jeremy Smith » Mixed By: Bill Schnee » Written-By: N. Diamond | 4:21 |
| B | You Don't Know Me » Engineer: Joel Fein, Lee Herschberg » Mixed By: Ron Hitchcock | 5:28 |
| Label: | CBS CBS A2814 |
| Genre: | Pop |
| Style: | Vocal, Easy Listening |
| Format: | Vinyl (7" , 45 RPM) |
| A | Heartlight | 4:21 |
| B | You Don't Know Me | 5:28 |
| Label: | CBS CBS A 2814 |
| Genre: | Rock, Pop |
| Style: | Vocal |
| Format: | Vinyl (7" , 45 RPM) |
| A | Heartlight » Written-By: N. Diamond | 4:21 |
| B | You Don't Know Me | 5:28 |
| Label: | CBS CBS A-2814 |
| Genre: | Rock, Pop |
| Style: | Vocal |
| Format: | Vinyl (7" , Single , 45 RPM) |
| A | Heartlight » Engineer, Mixed By: Jeremy Smith » Mixed By: Bill Schnee » Written-By: N. Diamond | 4:21 |
| B | You Don't Know Me » Engineer: Joel Fein, Lee Herschberg » Mixed By: Ron Hitchcock | 5:28 |
| Label: | Columbia 38-03219 |
| Genre: | Pop |
| Style: | Vocal |
| Format: | Vinyl (7" , Single , 45 RPM , Promo) |
| A | Heartlight » Engineer, Mixed By: Jeremy Smith » Mixed By: Bill Schnee » Written-By: N. Diamond | 4:21 |
| B | Heartlight | 4:21 |
| Label: | Not On Label none |
| Genre: | Rock, Pop |
| Style: | Soft Rock |
| Format: | Vinyl (7" , 45 RPM , Test Pressing , White Label) |
| A | Heartlight | |
| B | Heartlight |
