| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Elias Jácome |
|
2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 |
| Arturo Ithurralde |
|
2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
| Juan Carvajal |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Luís Félix |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Maciel Gómez |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Gabriel González |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| César Pagano |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Edison Pérez Núñez |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Juan Silvagno |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Francisco Váldez |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Bolivia