| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Carlos Esposito |
|
2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| César Orosco |
|
2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Ramón Barreto |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Arnaldo Coelho |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Gregorio da Rosa |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Abel Gnecco |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Vicente Llobregat |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| César Pagano |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Edison Pérez Núñez |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Octavio Sierra |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Sergio Vázquez |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
Paraguay