| 其他書名 | A Research Study of Land Use Dynamics and Socio-economic Conditions in a Historical Perspective in the Upper Nam Nan Water Catchment Area, LAO PDR |
| 出版 | Sveriges lantbruksuniv., 1998 |
| URL | http://books.google.com.hk/books?id=vrHyjgEACAAJ&hl=&source=gbs_api |