| 其他書名 | A Staff Report Submitted to the National Commission on the Causes & Prevention of Violence |
| 出版 | National Commission on the Causes and Prevention of Violence, 1969 |
| URL | http://books.google.com.hk/books?id=SujdcsU5lUcC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |