| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Andres Cunha | 1 | 1 | - | - | 1 |
| Libor Kovarik | 1 | 1 | - | - | 1 |
| Enrique Caceras | 1 | 1 | - | - | 1 |
| Roberto Garcia Orozco | 1 | 1 | - | - | 1 |
| Carlos Vera | 2 | 1 | - | - | 2 |
| Enrique Osses | 2 | 1 | - | - | 2 |
| Patricio Loustau | 2 | 1 | - | - | 2 |
| Victor Carrillo | 4 | 0 | 1 | - | 4 |
P = Matches played,
C = Cards .