| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Mark Kadlecik | 2 | 2 | - | - | 1 |
| Jair Marrufo | 4 | 2 | - | - | 2 |
| Terry Vaughn | 4 | 2 | - | - | 2 |
| Ricardo Salazar | 5 | 2 | - | - | 2.5 |
| Ruben Selman | 1 | 1 | - | - | 1 |
| Armando Villarreal | 1 | 1 | - | - | 1 |
| Abiodun Okulaja | 3 | 1 | - | - | 3 |
| Alex Prus | 3 | 1 | - | - | 3 |
| Juan Guzman | 3 | 1 | - | - | 3 |
| Chris Penso | 3 | 1 | - | - | 3 |
| Heber Lopes | 3 | 1 | - | - | 3 |
| Baldomero Toledo | 6 | 1 | - | - | 6 |
| Carlos Vera | 1 | 0 | 1 | - | 1 |
P = Matches played,
C = Cards .