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出版Usborne, 1989
主題Fiction / GeneralJuvenile Nonfiction / Mathematics / ArithmeticJuvenile Nonfiction / Study Aids / General
ISBN07460045599780746004555
URLhttp://books.google.com.hk/books?id=wXUaAAAACAAJ&hl=&source=gbs_api
註釋-- Educational activity books encourage a basic understanding of math, writing and reading>-- Activities are specially prepared to aid concentration, coordination and visual awareness