| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Charles Corver |
|
1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Edison Pérez Núñez |
|
1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
| Alberto Ducatelli |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Walter Eschweiler |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
