| artist: | SIR DOUGLAS QUINTET |
| label: | MERCURY RECORDS 6051008 |
| release: | 1970, Argentina, 7" 33rpm |
| A-side: | Nuevo Laredo (Douglas Sahm) |
| B-side: | Que Sera El Mañana (What About Tomorrow?) (Douglas Sahm) |
| comment #1: | both songs translated and sung into Spanish! |
| comment #2: | Note: 33 1/3 rpm |
| comment #3: | release date: September 1970 or later |