Tweedehands studieboeken Dienstverlening
| Albeda College Rotterdam | 9 |
| ROC Aventus | 3 |
| Deltion College | 17 |
| ROC Friese Poort | 12 |
| Horizon College | 4 |
| ROC van Amsterdam | 6 |
| ROC Flevoland | 6 |
| ROC Nijmegen | 4 |
| ROC Nova College | 2 |
| Hoornbeeck College | 10 |
| NTI | 2 |
| MBO Amersfoort | 2 |
| Landstede | 1 |
| ROC Tilburg | 5 |
| Yuverta | 1 |
| MBO Westland | 9 |
