| 其他書名 | Report of a Household Survey in 1990 on the Prevalence of Drug Use Among the Population of 12 Years and Over |
| 出版 | Instituut voor Sociale Geografie, Universiteit van Amsterdam, 1991 |
| ISBN | 90699306339789069930633 |
| URL | http://books.google.com.hk/books?id=xiwVAAAACAAJ&hl=&source=gbs_api |