| 其他書名 | According to the Principles of Freedom in Centric |
| 出版 | Quintessence Publishing Company, 1989 |
| 主題 | Medical / Dentistry / GeneralMedical / Dentistry / Orthodontics |
| ISBN | 08671521769780867152173 |
| URL | http://books.google.com.hk/books?id=mvVpAAAAMAAJ&hl=&source=gbs_api |