| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Luis Pestarino |
|
2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Angel Coerezza |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Roberto Goicoechea |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Arturo Ithurralde |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| César Orosco |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Edison Pérez Núñez |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Alberto Tejada |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Paraguay