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The Illustrative Practical Arithmetic by a Natural Method with Dictation Exercises
George Augustus WaltonElecta N. L. Walton
其他書名
For Common Schools, High Schools, Normal Schools, and Academies
出版Brewer and Tileston, 1871
URLhttp://books.google.com.hk/books?id=MlMXAAAAYAAJ&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN