| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Alberto Undiano Mallenco | 1 | 1 | - | - | 1 |
| Andre Marriner | 1 | 1 | - | - | 1 |
| Knut Kircher | 1 | 1 | - | - | 1 |
| Claus Bo Larsen | 1 | 1 | - | - | 1 |
| Lee Probert | 2 | 1 | - | - | 2 |
| Konrad Plautz | 2 | 1 | - | - | 2 |
| Miguel Angel Ayza Gamez | 2 | 1 | - | - | 2 |
| Massimo De Santis | 2 | 1 | - | - | 2 |
| Knud Fisker | 2 | 1 | - | - | 2 |
| Martin Atkinson | 2 | 1 | - | - | 2 |
| Markus Merk | 3 | 1 | - | - | 3 |
| Jose Luis Parades Romero | 3 | 1 | - | - | 3 |
| Rune Pedersen | 3 | 1 | - | - | 3 |
| Vicente Jose Lizondo Cortes | 3 | 1 | - | - | 3 |
| Carlos Velasco Carballo | 4 | 1 | - | - | 4 |
| Lubos Michel | 4 | 1 | - | - | 4 |
| Luis Medina Cantalejo | 4 | 1 | - | - | 4 |
| Howard Webb | 5 | 1 | - | - | 5 |
P = Matches played,
C = Cards .