Tweedehands studieboeken Beveiliger
| Albeda College Rotterdam | 3 |
| ROC Aventus | 1 |
| Deltion College | 23 |
| ROC Friese Poort | 14 |
| Gilde Opleidingen | 1 |
| Horizon College | 18 |
| ROC van Amsterdam | 27 |
| ROC Midden Nederland | 4 |
| Summa College | 3 |
| ROC Nijmegen | 3 |
| Hoornbeeck College | 23 |
| NTI | 16 |
| MBO Amersfoort | 14 |
| Landstede | 10 |
| ROC Rijn IJssel | 1 |
