Research Methods in Second Language Acquisition: A Practical Guide (Guides to Research Methods in Language and Linguistics)
| Country | USA |
| Brand | クロスファクター(CROSS FACTOR) |
| Manufacturer | クロスファクター(CROSS FACTOR) |
| Binding | Sports |
| ItemPartNumber | AST100-20 |
| Model | AST100-20 |
| Color | RY(レッドイエロー) |
| EANs | 4997223441115 |
| ReleaseDate | 0000-00-00 |