think! mathematics. 4A, Textbook / authors, Dr Foong Pui Yee, Chang Suo Hui, Lim Li Gek, Pearlyn and Wong Oon Hua ; consultant and authors, Dr Yeap Ban Har.
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"The Singapore mathematics approach."--Cover. Primary 4.
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think! mathematics. 4A, Textbook / authors, Dr Foong Pui Yee, Chang Suo Hui, Lim Li Gek, Pearlyn and Wong Oon Hua ; consultant and authors, Dr Yeap Ban Har.
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Chang, Suo Hui, author. http://id.loc.gov/authorities/names/no2015015212. http://viaf.org/viaf/313504459.