其他書名 | An Interdisciplinary Study from North-eastern India |
出版 | UNESCO, 1992 |
主題 | Nature / Natural ResourcesTechnology & Engineering / Agriculture / General |
ISBN | 92310274929789231027499 |
URL | http://books.google.com.hk/books?id=EP_wAAAAMAAJ&hl=&source=gbs_api |