See Also: Single Info
| UK 7" (Parlophone, R 6158) |
| 4:59 | It's A Sin |
| 5:51 | You Know Where You Went Wrong |
| UK 12" (Parlophone, 12R 6158) |
| This release was also issued in a double sleeve edition with the same catalog number. |
| 4:59 | It's A Sin (Disco Mix) |
| 5:51 | You Know Where You Went Wrong |
| 4:59 | It's A Sin |
| also known as (7" Version) |
| UK 12" (Parlophone, 12RX 6158) |
| 8:17 | It's A Sin (Remix) |
| 5:51 | You Know Where You Went Wrong (Rough Mix) |
| UK CS (Parlophone, TCR 6158) |
| 4:59 | It's A Sin |
| also known as (7" Version) |
| 5:51 | You Know Where You Went Wrong |
| 4:59 | It's A Sin (Disco Mix) |
| US 12" (EMI America, V-19256) |
| This is the first of two US releases which share the same catalog number. This version mirrors the standard UK 12". |
| 4:59 | It's A Sin (Disco Mix) |
| 5:51 | You Know Where You Went Wrong |
| 4:59 | It's A Sin |
| also known as (7" Version) |
| US 12" (EMI America, V-19256) |
| This second US release features the Phil Harding 'Latin' remixes, unique to the USA. This same track listing was released on US cassette as 4V-19256. |
| 9:14 | It's A Sin (Vocal Mix) |
| 4:20 | It's A Sin (Dub) |
| 8:17 | It's A Sin (Remix) |
| 4:59 | It's A Sin (Disco Mix) |
| 5:51 | You Know Where You Went Wrong |
| UK CD Reissue (Parlophone, CDR 6158) |
| The single was reissued on CD in 1993 in the UK. |
| 4:59 | It's A Sin |
| also known as (7" Version) |
| 5:51 | You Know Where You Went Wrong |
| 4:59 | It's A Sin (Disco Mix) |