| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Romualdo Arppi Filho |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Bester Kalombo |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Luís Siles |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
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