- Artist
- Stevie Wonder
- Title
- I Don't Know Why
- Label
- Tamla Motown TMG 690
- Country
- UK
- Released
- March 14, 1969
- Format
- 7", 45 RPM, Single
- Format notes
- 4 Prong Centre
Other UK pressings of I Don't Know Why
- 1969Tamla Motown TMG 6907", 45 RPM, Single
- 1969Tamla Motown TMG 6907", 45 RPM, Single
- 1969Tamla Motown TMG 6907", 45 RPM, Single, Repress
- 1969Tamla Motown TMG 6907", 45 RPM, Single, Promo
- 1969Tamla Motown TMG 6907", 45 RPM, Single Sided, Single, Promo, Reissue
- 1968Tamla Motown TMG 6907", Single, 45 RPM
- 1971Tamla Motown TMG 6907", 45 RPM, Single, Repress
- ?Tamla Motown TMG 6907", Single, Repress
- ?Tamla Motown TMG 6907", Single, Repress
- ?Tamla Motown TMG 6907", Single, Repress