| 其他書名 | Papers from the Fourth International Symposium on Sign Language Research, Lappeenranta, Finland July 15-19, 1987 |
| 出版 | Signum-Press, 1990 |
| 主題 | Language Arts & Disciplines / Sign Language |
| ISBN | 39277310649783927731066 |
| URL | http://books.google.com.hk/books?id=G40oAAAAYAAJ&hl=&source=gbs_api |