| 1979 | Canada | United Artists Records UA-X1338-YFirst year7", 45 RPM, Single | 7", 45 RPM, Single |
| 1979 | France | United Artists Records 2 S 008 - 82.677 / United Artists Records 2S 00882677First year7", Single | 7", Single |
| 1979 | France | United Artists Records SP 1084First year7", Single, Promo, Stereo · Promo | 7", Single, Promo, Stereo · Promo |
| 1979 | Italy | United Artists Records 3C 006 - 82872 / United Artists Records 3C 006 82872First year7", 45 RPM, Single, Stereo | 7", 45 RPM, Single, Stereo |
| 1979 | Japan | United Artists Records CM 246First year7", Single, 45 RPM | 7", Single, 45 RPM |
| 1979 | Netherlands | United Artists Records 1A 006-82677First year7" | 7" |
| 1979 | Netherlands | United Artists Records 5C 006-82677First year7", 45 RPM, Single, Stereo | 7", 45 RPM, Single, Stereo |
| 1979 | Portugal | United Artists Records 11C 006-82872 FFirst year7", Single, Stereo | 7", Single, Stereo |
| 1979 | Portugal | Liberty 11C 008-82872 HFirst year7" | 7" |
| 1979 | UK | United Artists Records UP 365097", Single Sided, Single, Test Pressing, White Label · Test pressing | 7", Single Sided, Single, Test Pressing, White Label · Test pressing |
| 1979 | US | United Artists Records UA-X1338-YFirst year7", Single, Promo · Promo | 7", Single, Promo · Promo |
| 1979 | UK | United Artists Records UP 36509First year7", Single, Picture Disc, 45 RPM, Limited Edition · Limited, Picture disc | 7", Single, Picture Disc, 45 RPM, Limited Edition · Limited, Picture disc |
| 1979 | UK | United Artists Records UP 36509First year7", 45 RPM, Single, Stereo | 7", 45 RPM, Single, Stereo |
| 1979 | UK | United Artists Records UP 36509First year7", Single, Promo · Promo | 7", Single, Promo · Promo |