| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Luis Fariña |
|
2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
| Adolfo Reginato |
|
2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
| Domingo Massaro |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Enrique Montes |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Rodolfo Pérez |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Pablo Vaga |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Cláudio Vicuña |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Mario Zárate |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Bolivia