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Dr. Super's Trangles Resource Book Fractions

Behrouz AghevliBob Alexander

出版	Creative Publications, 1996
主題	Juvenile Nonfiction / Mathematics / FractionsMathematics / Arithmetic
ISBN	15610792279781561079223
URL	http://books.google.com.hk/books?id=MaxvPQAACAAJ&hl=&source=gbs_api