Language Files: Materials for an Introduction to Language and Linguistics, 12th Edition
| Country | USA |
| Brand | Ryalan |
| Manufacturer | xu chang rong ying shang mao you xian gong si |
| Binding | Misc. |
| ItemPartNumber | RY-FAQUAN |
| Color | 2/33# |
| UPCs | 738596253943 |
| EANs | 0738596253943 |
| ReleaseDate | 0000-00-00 |