Tracklist Hide Credits
| A | Mondo DiscoWritten-By – Laurin Rinder, Michael Lewis* |
3:35 |
| B | Heartbeat - Part 1 & 2Written-By – Ed Cobb |
2:51 |
Credits
- Engineer – Joe Bellamy
- Producer – Rinlew Productions*
Notes
Promotion Copy - Not For SaleBarcode and Other Identifiers
- Matrix / Runout (A): AVIS 103-B
- Matrix / Runout (B): AVIS 103-C
Other versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| AVID-12-130 | El Coco | Mondo Disco (12") | AVI Records | AVID-12-130 | US | 1977 |
| AVI 103X | El Coco | Mondo Disco / Heartbeat (7") | AVI Records | AVI 103X | Canada | 1975 |
| AVIS 103 | El Coco | Mondo Disco (7") | AVI Records | AVIS 103 | US | 1976 |
| 7N 25706 | El Coco | Mondo Disco / Heartbeat (7") | Pye International | 7N 25706 | UK | 1976 |
| AVI 103 | El Coco | Mondo Disco / Heartbeat - Part 1 & 2 (7", Single, Promo) | AVI Records | AVI 103 | US | 1975 |
