| 其他書名 | A Historical Sketch of Their Origin and Development, with Suggestions for Their Use in School Work |
| 出版 | Milton Bradley Company, 1912 |
| 主題 | Education / CurriculaHistory / General |
| ISBN | 10223700819781022370081 |
| URL | http://books.google.com.hk/books?id=oTJBAAAAYAAJ&hl=&source=gbs_api |