| Duophonic (1xCD
, Album) | Italy, 1992 |
Capitol Records (0777 7 97150 2 2) |
| Duophonic (1xCD
, Album) | US, 1992 |
Capitol Records (CDP 7 97150 2) |
| Duophonic (1xCD
, Album) | UK, 1992 |
Stateside (CDESTU 2186), Capitol Records (0777 7971502 2) |
| Duophonic (1xCD
, Album) | Europe, 1992 |
Capitol Records (0777 7971502 2), Stateside (CDESTU 2186) |
| I'm Alone (1xCDr
, Album) | Netherlands, 1992 |
A Trance Communication Release (ATCR) (none) |
| Duophonic (
) | Netherlands, 1992 |
|
| Duophonic (1xCD
, Album) | UK, 1992 |
Capitol Records (0777 7971501 5), Capitol Records (797 150 1), Capitol Records (ESTU 2186), Stateside (ESTU 2186) |
| Duophonic (1xVinyl
, LP) | Europe, 1992 |
Capitol Records (ESTU 2186), Stateside (ESTU 2186) |
| Duophonic (1xVinyl
, LP, Album) | Greece, 1992 |
Capitol Records (0777 7 97150 1 5) |
| Duophonic (1xCassette
, Album) | US, 1992 |
Capitol Records (C4-97150) |
| Duophonic (1xCassette
, Album) | UK & Europe, 1992 |
Capitol Records (797150-4), Capitol Records (0777 7971504 6), Stateside (TC-ESTU 2186), Stateside (TCESTU 2186) |
| Duophonic (1xVinyl
, LP, Album) | Spain, 1992 |
Capitol Records (060 79 7150 1), Capitol Records (060-7971501), Stateside (060 79 7150 1), Hispavox (060 79 7150 1) |
| Duophonic (1xCassette
, Album, Unofficial Release) | |
Thomsun Original (EN-5010) |
| Duophonic (1xVinyl
, LP, Album, Promo) | Greece, 1992 |
Capitol Records (0777 7 97150 1 5) |
| Duophonic (1xCassette
, Album, Club Edition) | Canada, 1992 |
Capitol Records (C4-597150), Capitol Records (C4 597150) |
| Duophonic (1xCassette
, Album) | Italy, 1992 |
Capitol Records (0777 7 97150 4 6) |
| Duophonic (1xVinyl
, LP, Album) | Brazil, 1992 |
Capitol Records (0777 7971501) |
| Duophonic (1xCassette
, Album) | Saudi Arabia, 1992 |
Capitol Records (C4-97150), Stallions Records (C4-97150) |
| Duophonic (1xCD
, Album) | Canada, 1992 |
Capitol Records (C2 97150) |
| Duophonic (1xCD
, Album) | South Africa, 1992 |
Capitol Records (CDST (WF) 1046), Stateside (CDST (WF) 1046), EMI (CDST (WF) 1046) |
| Duophonic (1xCassette
, Album, Unofficial Release) | Poland |
Takt Music (1962) |
| Duophonic (1xBox Set, 1xCassette, 1xVHS
, Album, Album, PAL) | Europe, 1992 |
Capitol Records (0777 7971502 2), Stateside (CDESTU 2186), Capitol Records (0777 7971504 6), Stateside (TCESTU 2186) |
| Duophonic (1xCD
, Album) | Europe, 1992 |
Capitol Records (0777 7971502 2), Stateside (CDESTU 2186) |
| Duophonic (1xCD
, Album) | Australia, 1992 |
Capitol Records (0777 7971502 2) |
| Duophonic (1xCD
, Album) | Japan, 1992 |
Capitol Records (TOCP-7507) |
| Duophonic (1xCassette
, Album) | UK & Europe, 1992 |
Capitol Records (797150-4), Capitol Records (0777 7971504 6), Stateside (TC-ESTU 2186), Stateside (TCESTU 2186) |
| Duophonic (1xCD
, Album, Promo, Stereo) | Japan, 1992-12-09 |
Capitol Records (TOCP-7507) |
| Duophonic (1xCD
, Album) | Italy, 1992 |
Stateside (0777 7971502 2), Capitol Records (7 97150 2) |
| Duophonic (1xCassette
, Album) | Canada, 1992 |
Capitol Records (C4 97150), Capitol Records (C4-97150) |
| Duophonic (1xCassette
, Album) | Malaysia, 1992 |
Capitol Records (00777 7971504 6) |
| Duophonic (1xCassette
, Album, Promo) | US, 1992 |
Capitol Records (C4 97150) |
| Duophonic (1xCD
, Album) | Brazil, 1993 |
Capitol Records (797150 2), Capitol Records (370 797150 2), Stateside (370 797150 2) |
| Duophonic (1xCD
, Album, Club Edition) | Canada, 1992 |
Capitol Records (CDP 597150) |
| Duophonic (1xCassette
, Album) | Spain, 1992 |
Capitol Records (260 79 7150 4), Capitol Records (260-7971504) |
| Duophonic (1xCassette
, Album, Promo) | US, 1992 |
Capitol Records (C4-97150) |
| Duophonic (1xCassette
, Album, Stereo) | Indonesia, 1992 |
Capitol Records (TC-C4 97150) |
