| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Romualdo Arppi Filho |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Mario Lira |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Vicente Llobregat |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Guillermo Velásquez |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
