| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Mario Herrera |
|
1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 |
| Braulio da Silva Machado |
|
1 | 0 | 0 | 1 | 0 | 1 | 0 | 0 |
| Fernando Espinoza |
|
1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 |
| Nicolás Gallo |
|
1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 |
| Rodolpho Toski Marques |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
Peru