| 文獻類型 | Book |
| 語言 | English |
| 分類號 | 352.7 |
| 出版 | Fraklin Watts, London, 2012 |
| 版本 | 1st ed. |
| 主題 | DoctorNurseDentistVetPolicemenFirefighterTeacherLibrarianPostal workerGovernment workersPublic services |
| 題目 | General |
| 叢書 | How have things changed? |
| 描述 | 30 p. :col. ill. ;27 cm. |
| ISBN | 9781445107936 |